commit 26f3786ef2c7ba3ac3263df9ebaba8b924919cac
Author: lubiana <lubiana@hannover.ccc.de>
Date:   Sun Dec 10 12:49:11 2023 +0100

    init

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..458f4ba
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+/.phpunit.cache/
+/.phpunit.result.cache
+/.~lock.test.csv#
+/composer.lock
+/vendor/
+/test.csv
+/.idea/
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..c5f404a
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,26 @@
+{
+  "name": "lubiana/aoc",
+  "description": "description",
+  "minimum-stability": "stable",
+  "license": "proprietary",
+  "authors": [
+    {
+      "name": "lubiana",
+      "email": "email@example.com"
+    }
+  ],
+  "autoload": {
+    "psr-4": {
+      "Lubiana\\Aoc\\": "src"
+    }
+  },
+  "require": {
+    "php": "^8.3",
+    "amphp/parallel": "^2.2",
+    "amphp/parallel-functions": "^2.0",
+    "symfony/string": "^7.0"
+  },
+  "require-dev": {
+    "phpunit/phpunit": "^10.5"
+  }
+}
diff --git a/phpunit.xml b/phpunit.xml
new file mode 100644
index 0000000..7245fbd
--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.5/phpunit.xsd"
+         bootstrap="vendor/autoload.php"
+         cacheDirectory=".phpunit.cache"
+         executionOrder="depends,defects"
+         beStrictAboutCoverageMetadata="true"
+         beStrictAboutOutputDuringTests="true"
+         failOnRisky="true"
+         failOnWarning="true">
+    <testsuites>
+        <testsuite name="default">
+            <directory>tests</directory>
+        </testsuite>
+    </testsuites>
+
+    <source restrictDeprecations="true" restrictNotices="true" restrictWarnings="true">
+        <include>
+            <directory>src</directory>
+        </include>
+    </source>
+</phpunit>
diff --git a/src/Y2023/D01/Solver.php b/src/Y2023/D01/Solver.php
new file mode 100644
index 0000000..7ea0cb3
--- /dev/null
+++ b/src/Y2023/D01/Solver.php
@@ -0,0 +1,74 @@
+<?php declare(strict_types=1);
+
+namespace Lubiana\Aoc\Y2023\D01;
+
+final class Solver
+{
+    public static function splitLines(string $input): array
+    {
+        return explode("\n", $input);
+    }
+
+    public static function walker(string $input): string
+    {
+        return self::replacer($input);
+    }
+
+    public static function replacer(string $input): string
+    {
+        $replacements = [
+            'one' => 'one1one',
+            'two' => 'two2two',
+            'three' => 'three3three',
+            'four' => 'four4four',
+            'five' => 'five5five',
+            'six' => 'six6six',
+            'seven' => 'seven7seven',
+            'eight' => 'eight8eight',
+            'nine' => 'nine9nine',
+        ];
+        foreach ($replacements as $search => $replace) {
+            $input = str_replace($search, $replace, $input);
+        }
+        return $input;
+    }
+
+    public static function extractNumber(string $input): int
+    {
+        $startDigit = '';
+        $endDigit = '';
+
+        foreach (mb_str_split($input) as $char) {
+            if (!in_array($char, range(0, 9))) {
+                continue;
+            }
+            if ($startDigit === '') {
+                $startDigit = $char;
+            }
+            $endDigit = $char;
+        }
+
+        return (int) ($startDigit . $endDigit);
+    }
+
+    /**
+     * @param string[] $input
+     * @return int[]
+     */
+    public static function extractAll(array $input): array
+    {
+        return array_map(
+            fn (string $line): int => self::extractNumber(self::walker($line)),
+            $input
+        );
+    }
+
+    public static function addition(array $input): int
+    {
+        return array_reduce(
+            $input,
+            fn (int $carry, int $item) => $carry + $item,
+            0,
+        );
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D01/input-compare.txt b/src/Y2023/D01/input-compare.txt
new file mode 100644
index 0000000..25e1cf1
--- /dev/null
+++ b/src/Y2023/D01/input-compare.txt
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diff --git a/src/Y2023/D01/input.txt b/src/Y2023/D01/input.txt
new file mode 100644
index 0000000..c6a1edf
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\ No newline at end of file
diff --git a/src/Y2023/D01/run.php b/src/Y2023/D01/run.php
new file mode 100644
index 0000000..e6dfe03
--- /dev/null
+++ b/src/Y2023/D01/run.php
@@ -0,0 +1,23 @@
+<?php declare(strict_types=1);
+
+use Lubiana\Aoc\Y2023\D01\Solver;
+
+require_once __DIR__ . '/../../../vendor/autoload.php';
+
+$filename = __DIR__ . '/input.txt';
+
+$data = file_get_contents($filename);
+
+$data = Solver::splitLines($data);
+$data2 = array_map(
+    fn (string $in): string => Solver::walker($in),
+    $data,
+);
+
+$data3 = array_map(
+    fn (string $in): int => Solver::extractNumber($in),
+    $data2,
+);
+
+$output = Solver::addition($data3);
+echo $output . PHP_EOL;
diff --git a/src/Y2023/D02/D02.php b/src/Y2023/D02/D02.php
new file mode 100644
index 0000000..de3e082
--- /dev/null
+++ b/src/Y2023/D02/D02.php
@@ -0,0 +1,57 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D02;
+
+final class D02
+{
+    public const string TESTFILE = __DIR__ . '/input.ex.txt';
+    public const string PROPERFILE = __DIR__ . '/input.txt';
+    public function __construct(
+        private string $inputFile = self::PROPERFILE,
+        public array $configuration = [
+            new Set(12, 'red'),
+            new Set(13, 'green'),
+            new Set(14, 'blue'),
+        ],
+    ) {
+    }
+
+    public function readData(): array {
+        return file($this->inputFile);
+    }
+
+    /**
+     * @return Game[]
+     */
+    public function getGames(): array {
+        return array_map(
+            fn (string $line): Game => Game::fromString($line),
+            $this->readData(),
+        );
+    }
+
+    /**
+     * @param Set[] $configuration
+     * @return Game[]
+     */
+    public function getValidGames(array $configuration): array
+    {
+        $games = $this->getGames();
+        return array_values(
+            array_filter(
+                $games,
+                fn (Game $game): bool => $game->isValid($configuration)
+            ),
+        );
+    }
+
+    public function solve(): int
+    {
+        $games = $this->getValidGames($this->configuration);
+        return array_reduce(
+            $games,
+            fn (int $carry, Game $game): int => $carry + $game->id,
+            0,
+        );
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D02/Game.php b/src/Y2023/D02/Game.php
new file mode 100644
index 0000000..dc52f82
--- /dev/null
+++ b/src/Y2023/D02/Game.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D02;
+
+readonly final class Game
+{
+    /**
+     * @param int $id
+     * @param array<int, Set[]> $sets
+     */
+    public function __construct(
+        public int $id,
+        public array $sets,
+        public int $power = 0,
+    ){}
+
+
+    public static function fromString(string $input): self
+    {
+        $input = trim($input);
+        $gameSplit = explode(":", $input);
+        $gameId = (int) explode(' ', $gameSplit[0])[1];
+        $sets = array_map(
+            fn (string $setItem) => Set::fromInputList($setItem),
+            explode(';', trim($gameSplit[1])),
+        );
+        return new self(
+            $gameId,
+            $sets,
+        );
+    }
+
+    public function withPower(): self
+    {
+        $numbers = [];
+        foreach ($this->sets as $set) {
+            foreach($set as $color) {
+                if (!array_key_exists($color->color, $numbers)) {
+                    $numbers[$color->color] = $color->amount;
+                }
+                if ($numbers[$color->color] < $color->amount){
+                    $numbers[$color->color] = $color->amount;
+                }
+            }
+        }
+        $power = array_reduce(
+            $numbers,
+            fn (int $carry, int $int): int => $carry * $int,
+            1,
+        );
+        return new self(
+            id: $this->id,
+            sets: $this->sets,
+            power: $power,
+        );
+    }
+
+    /**
+     * @param Set[] $configuration
+     */
+    public function isValid(array $configuration): bool {
+        foreach ($this->sets as $set) {
+            foreach ($set as $cube) {
+                foreach ($configuration as $configSet) {
+                    if ($configSet->color !== $cube->color) {
+                        continue;
+                    }
+                    if ($configSet->amount < $cube->amount) {
+                        return false;
+                    }
+                }
+            }
+        }
+
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D02/Set.php b/src/Y2023/D02/Set.php
new file mode 100644
index 0000000..98b13c8
--- /dev/null
+++ b/src/Y2023/D02/Set.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D02;
+
+final readonly class Set
+{
+    public function __construct(
+        public int $amount,
+        public string $color,
+    ){}
+
+    public static function fromStringInput(string $input): self
+    {
+        $input = trim($input);
+        $data = explode(' ', $input);
+        return new self(
+            amount: (int) $data[0],
+            color: $data[1],
+        );
+    }
+
+    /**
+     * @return self[]
+     */
+    public static function fromInputList(string $input): array
+    {
+        $input = trim($input);
+        return array_map(
+            fn (string $item): self => self::fromStringInput($item),
+            explode(',', $input),
+        );
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D02/input.ex.txt b/src/Y2023/D02/input.ex.txt
new file mode 100644
index 0000000..1cd7d33
--- /dev/null
+++ b/src/Y2023/D02/input.ex.txt
@@ -0,0 +1,5 @@
+Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green
\ No newline at end of file
diff --git a/src/Y2023/D02/input.txt b/src/Y2023/D02/input.txt
new file mode 100644
index 0000000..1b22e04
--- /dev/null
+++ b/src/Y2023/D02/input.txt
@@ -0,0 +1,100 @@
+Game 1: 1 green, 2 red, 6 blue; 4 red, 1 green, 3 blue; 7 blue, 5 green; 6 blue, 2 red, 1 green
+Game 2: 1 green, 17 red; 1 blue, 6 red, 7 green; 2 blue, 4 red, 7 green; 1 green, 6 red, 2 blue
+Game 3: 6 red, 15 blue, 15 green; 1 green, 4 red, 12 blue; 14 blue, 9 red, 1 green; 2 red, 15 blue, 12 green
+Game 4: 8 green, 10 blue, 6 red; 20 blue, 4 red; 17 blue, 2 green, 3 red; 4 blue, 2 green, 3 red; 10 red, 3 blue, 3 green; 5 green, 14 blue, 6 red
+Game 5: 3 green, 8 blue, 2 red; 11 red, 6 green, 11 blue; 8 red, 5 blue, 2 green
+Game 6: 2 blue, 12 red, 2 green; 3 green, 2 red; 3 green, 3 blue, 10 red; 7 red, 2 blue, 4 green; 1 red, 2 blue, 5 green
+Game 7: 1 red, 8 blue, 2 green; 1 red, 2 blue, 12 green; 1 blue; 3 blue, 3 green
+Game 8: 10 green, 4 red, 4 blue; 12 green, 1 blue; 1 red, 13 green, 2 blue; 12 green, 3 blue; 9 green, 7 red
+Game 9: 1 green, 1 blue, 3 red; 3 blue, 3 red, 8 green; 6 blue, 4 red, 6 green; 2 red, 7 green; 1 red, 10 green, 13 blue; 5 red, 1 blue, 1 green
+Game 10: 9 green, 3 red, 3 blue; 12 green, 2 blue; 18 green, 1 blue; 14 green; 2 blue, 9 green, 2 red
+Game 11: 14 green; 2 green, 2 red, 11 blue; 9 blue, 3 green
+Game 12: 9 green, 3 blue, 8 red; 1 green, 2 blue, 3 red; 4 blue, 8 red, 10 green; 3 blue, 7 red, 8 green; 3 blue, 5 red, 7 green; 2 blue, 5 green
+Game 13: 6 red, 1 blue, 10 green; 7 red, 1 green; 8 red, 2 green, 1 blue
+Game 14: 2 red, 4 blue, 2 green; 2 green, 5 red, 1 blue; 1 red, 6 blue
+Game 15: 7 blue, 3 red; 13 blue, 8 red, 1 green; 1 green, 5 red, 13 blue; 8 red, 5 blue; 4 red, 3 blue, 1 green; 12 blue, 8 red, 1 green
+Game 16: 5 blue, 1 green, 2 red; 2 blue, 20 green; 4 blue, 1 red, 17 green; 10 green, 5 blue, 2 red
+Game 17: 6 red, 13 blue, 8 green; 12 blue, 7 green, 9 red; 19 blue, 5 red; 2 green, 8 red, 14 blue
+Game 18: 5 red, 2 green, 1 blue; 8 blue, 17 red, 9 green; 2 blue, 1 green; 4 blue, 10 red; 5 blue, 4 red, 6 green
+Game 19: 5 red, 12 green; 8 red, 13 green, 1 blue; 1 red, 1 green, 3 blue; 5 green, 5 red
+Game 20: 11 red, 8 blue; 9 red, 2 green, 13 blue; 2 red, 1 green, 2 blue; 1 green, 9 blue, 13 red; 3 blue, 5 red, 1 green
+Game 21: 1 red, 4 green, 11 blue; 3 green, 15 blue; 6 green, 7 red, 14 blue; 15 blue, 6 green, 10 red; 6 red, 16 blue, 2 green
+Game 22: 2 blue, 15 green, 2 red; 3 blue, 6 green, 1 red; 2 blue, 5 green, 1 red; 6 green, 2 red, 2 blue; 4 green, 2 blue; 4 blue, 1 red, 15 green
+Game 23: 2 blue, 1 green, 12 red; 5 blue, 11 red, 4 green; 12 red, 4 blue; 12 red, 2 green, 5 blue
+Game 24: 4 blue, 7 red; 3 red, 3 blue; 1 red, 4 blue; 2 green, 6 red, 6 blue; 7 red, 1 green, 2 blue; 6 red, 1 blue, 1 green
+Game 25: 5 green, 9 blue; 6 green, 7 red, 2 blue; 1 red, 3 blue, 7 green; 9 blue, 3 red; 5 green, 9 blue, 2 red
+Game 26: 6 red, 4 blue; 2 blue, 4 green; 3 green, 5 red, 5 blue; 4 green, 6 red, 3 blue; 4 green, 7 red, 4 blue
+Game 27: 15 green, 1 blue, 12 red; 12 red, 1 green; 1 red, 1 blue, 5 green; 13 green, 6 red, 1 blue; 5 red, 1 blue, 1 green; 11 red, 14 green
+Game 28: 3 blue, 2 green, 10 red; 5 blue, 2 green; 4 green, 3 blue, 11 red
+Game 29: 10 blue, 2 red; 17 green, 7 blue, 2 red; 1 blue, 8 green, 1 red; 10 green, 2 red, 3 blue
+Game 30: 10 green, 8 red, 1 blue; 4 blue, 7 green, 14 red; 2 blue, 14 red, 11 green; 1 blue, 13 green, 12 red; 5 blue, 2 red, 4 green; 4 green, 5 red
+Game 31: 4 green, 11 red, 11 blue; 3 blue, 11 red; 5 blue, 7 red, 3 green; 10 blue, 5 green, 1 red
+Game 32: 4 red, 8 blue, 1 green; 14 red, 7 blue, 4 green; 13 red, 3 blue, 9 green; 3 red, 1 green, 8 blue; 8 green, 8 red, 5 blue
+Game 33: 6 red, 10 blue, 7 green; 19 blue, 1 red; 6 green, 11 red, 11 blue; 2 green, 2 blue, 12 red; 3 red, 13 blue, 7 green; 6 green, 4 red, 2 blue
+Game 34: 3 red, 3 green, 15 blue; 7 green, 15 blue; 3 red, 2 green, 8 blue; 19 green, 18 blue
+Game 35: 2 green, 1 blue; 2 green, 2 blue, 1 red; 3 blue, 1 red, 1 green; 4 blue, 1 red
+Game 36: 1 red, 11 green; 1 green, 1 blue; 8 blue; 2 green, 3 red; 1 red
+Game 37: 4 blue, 3 red; 12 blue, 13 red; 2 red, 2 green, 8 blue
+Game 38: 8 red, 2 blue; 1 green, 2 red; 8 red, 2 green, 1 blue; 16 red, 2 green; 7 red, 2 blue, 2 green
+Game 39: 6 green, 1 blue, 5 red; 14 green, 8 blue, 6 red; 8 red, 10 blue, 1 green; 14 green, 9 red; 17 blue, 5 red; 1 blue, 7 green, 1 red
+Game 40: 4 red, 8 blue, 3 green; 13 blue, 1 red; 3 blue, 7 red, 3 green; 3 green, 8 blue, 10 red; 3 green, 20 blue, 5 red
+Game 41: 1 blue, 2 green; 11 green, 2 blue; 5 blue; 15 red, 8 green, 5 blue
+Game 42: 1 green, 12 blue, 1 red; 6 blue, 1 green, 5 red; 1 red, 11 blue, 4 green; 3 red, 17 blue, 1 green; 1 red, 11 blue; 9 blue, 6 green, 3 red
+Game 43: 16 blue, 13 green, 1 red; 17 blue, 7 red, 10 green; 13 green, 5 red, 7 blue
+Game 44: 2 blue, 4 red; 15 green, 7 red; 2 green, 1 blue; 6 red, 13 green
+Game 45: 5 green, 1 blue, 8 red; 4 red, 1 blue, 5 green; 1 green, 3 red; 1 green, 2 blue, 6 red; 4 red, 3 green, 2 blue; 2 red, 2 blue, 5 green
+Game 46: 1 green, 1 red, 6 blue; 11 blue; 1 red, 1 green, 7 blue; 8 blue; 1 green, 7 blue, 2 red
+Game 47: 7 green, 9 blue, 7 red; 11 red, 13 blue, 5 green; 12 green, 12 blue, 5 red; 4 blue, 8 green, 7 red
+Game 48: 11 green, 7 red, 2 blue; 2 blue, 10 green, 3 red; 1 blue, 2 red, 1 green; 4 green, 2 red, 7 blue; 7 red, 4 green, 2 blue
+Game 49: 1 red, 2 blue, 5 green; 2 green, 4 blue; 5 blue, 2 green, 1 red; 9 blue, 1 green; 7 blue
+Game 50: 8 green, 9 blue, 2 red; 2 green, 5 blue; 14 green, 1 red, 8 blue
+Game 51: 1 green, 2 blue; 12 blue, 1 red; 2 blue
+Game 52: 3 red, 2 blue, 2 green; 4 red, 4 green, 7 blue; 2 blue, 4 red, 1 green; 3 green; 1 red, 9 green, 7 blue
+Game 53: 9 blue, 12 red, 7 green; 8 blue, 6 green; 1 green, 8 blue, 9 red; 12 red, 6 green; 9 blue, 14 red, 10 green; 7 red, 3 green, 5 blue
+Game 54: 8 green, 5 blue, 5 red; 4 green, 13 blue, 2 red; 2 blue, 5 red, 1 green; 3 red, 3 green, 10 blue
+Game 55: 17 red, 15 green, 17 blue; 6 red, 5 green, 7 blue; 17 green, 6 blue, 5 red
+Game 56: 7 blue, 6 red, 7 green; 10 green, 3 red; 9 red, 3 blue, 5 green
+Game 57: 5 blue, 11 red, 1 green; 13 red, 1 green, 2 blue; 2 blue, 4 red; 1 green, 10 red, 1 blue; 1 green, 8 red
+Game 58: 1 red, 2 green, 9 blue; 1 green, 1 blue, 1 red; 2 red, 6 blue, 2 green; 14 blue, 1 green, 1 red; 5 blue, 1 red, 2 green; 14 blue, 2 green
+Game 59: 9 green, 2 blue, 5 red; 9 red, 5 green; 10 red, 1 blue, 8 green
+Game 60: 8 blue, 6 red, 4 green; 3 red, 12 green, 9 blue; 4 blue, 5 red, 5 green; 4 red, 8 blue; 7 green, 12 blue, 6 red
+Game 61: 5 blue, 13 red, 1 green; 5 red, 5 blue; 1 red, 3 blue; 1 green, 9 red; 10 red, 3 blue, 1 green
+Game 62: 1 blue, 13 red; 4 blue, 5 red; 11 blue, 8 red, 1 green
+Game 63: 14 blue, 5 red; 9 blue, 14 green, 5 red; 3 red, 8 green, 15 blue; 4 blue, 15 green, 6 red
+Game 64: 13 red, 6 blue, 11 green; 12 red, 1 blue, 8 green; 1 red, 17 green; 13 red, 12 green, 7 blue
+Game 65: 4 red, 17 blue, 3 green; 2 green, 12 blue, 9 red; 2 green, 17 blue, 5 red; 1 red, 1 green, 4 blue; 9 red, 16 blue; 7 blue, 9 red
+Game 66: 10 blue, 10 green, 5 red; 10 green, 3 blue, 5 red; 1 red, 1 green, 10 blue; 2 green, 5 red, 20 blue; 8 blue, 11 green, 13 red; 2 green, 18 blue, 2 red
+Game 67: 6 red, 1 green; 5 red, 10 blue; 6 blue, 6 red
+Game 68: 4 green, 1 red, 5 blue; 5 red, 5 blue; 7 red, 6 green; 8 red, 1 blue
+Game 69: 2 blue, 11 red; 4 red, 6 green, 1 blue; 4 red, 1 blue, 14 green
+Game 70: 15 red, 8 blue, 5 green; 5 green, 2 red, 8 blue; 8 red, 3 green, 10 blue
+Game 71: 4 blue, 2 red; 12 green, 4 blue; 10 green
+Game 72: 3 blue, 4 green, 6 red; 6 red, 5 green, 8 blue; 10 red, 6 green, 5 blue; 1 green, 2 blue; 10 red, 5 blue, 4 green
+Game 73: 5 blue, 1 red; 1 green, 11 blue; 10 blue; 12 blue, 1 red; 1 red, 9 blue; 7 blue, 1 green, 1 red
+Game 74: 7 green, 6 blue, 7 red; 7 blue, 6 green, 15 red; 7 red, 5 blue, 1 green; 1 blue, 6 red, 8 green; 8 green, 14 red, 3 blue
+Game 75: 8 green, 3 red, 3 blue; 1 blue, 6 red, 7 green; 9 green, 3 blue; 3 blue, 9 green, 6 red; 4 blue, 1 red, 3 green; 4 green, 1 blue, 16 red
+Game 76: 4 blue, 3 green; 2 blue, 1 red, 6 green; 12 blue; 1 green, 14 blue
+Game 77: 5 green, 10 red, 11 blue; 3 red; 8 green, 6 red, 9 blue
+Game 78: 7 red, 7 green; 8 blue; 6 green, 7 red, 5 blue
+Game 79: 11 blue, 2 red, 4 green; 2 green, 3 red, 15 blue; 1 green, 15 blue, 1 red
+Game 80: 3 red, 17 green, 8 blue; 8 green, 10 blue; 4 green, 1 red, 14 blue
+Game 81: 17 green, 10 red, 10 blue; 9 green, 9 blue, 7 red; 11 red, 11 green, 4 blue; 15 blue, 5 red; 11 blue, 8 green, 15 red; 3 green, 16 red
+Game 82: 8 green, 9 blue, 1 red; 1 red, 8 green, 9 blue; 2 green, 12 blue
+Game 83: 2 green, 11 red, 20 blue; 20 blue, 1 green, 4 red; 2 green, 6 red, 20 blue; 17 blue, 10 red
+Game 84: 1 green, 9 red; 4 blue, 4 green; 1 green, 6 red, 14 blue
+Game 85: 5 red, 10 green, 9 blue; 8 blue, 3 green, 2 red; 4 blue, 14 green, 3 red; 5 red, 4 blue
+Game 86: 8 blue, 9 green, 5 red; 5 red, 10 green, 1 blue; 15 blue, 1 red, 2 green; 8 red, 8 blue, 10 green
+Game 87: 13 green, 2 red, 4 blue; 3 red, 11 green, 9 blue; 6 blue, 3 red, 12 green
+Game 88: 2 red, 7 blue, 3 green; 2 blue, 9 red; 9 red, 6 blue, 7 green; 6 green, 13 blue, 9 red; 6 green, 2 red, 15 blue; 1 red, 8 green, 7 blue
+Game 89: 11 red, 1 blue, 2 green; 6 blue, 5 green, 4 red; 15 red, 4 green, 5 blue; 11 red, 3 blue, 10 green; 6 blue, 13 green, 12 red
+Game 90: 2 red, 2 blue, 4 green; 2 red, 2 blue; 9 green, 1 red, 1 blue; 5 green, 1 red; 7 green, 2 red; 2 green, 1 blue
+Game 91: 5 blue, 3 red, 1 green; 1 red, 4 blue, 6 green; 6 blue, 6 green, 5 red
+Game 92: 16 green, 1 blue, 12 red; 18 green, 14 red, 1 blue; 16 red, 1 green; 4 blue, 16 red, 18 green
+Game 93: 9 red, 8 blue, 14 green; 1 blue, 1 green, 6 red; 4 blue, 4 red, 14 green
+Game 94: 11 green, 4 blue, 2 red; 1 red, 1 green, 1 blue; 4 red, 1 blue, 2 green
+Game 95: 5 blue, 2 red, 9 green; 5 blue, 8 green; 1 green, 15 blue; 5 red, 9 green, 5 blue; 3 green, 17 blue, 5 red
+Game 96: 2 green, 14 blue, 1 red; 3 green, 3 red, 14 blue; 2 red, 2 green, 13 blue
+Game 97: 2 green, 2 red; 2 blue, 1 green; 7 blue, 3 red
+Game 98: 2 red, 1 blue, 12 green; 2 blue, 10 green, 5 red; 11 green, 9 blue; 6 blue, 17 green; 7 blue, 9 green, 9 red; 1 red, 11 green, 9 blue
+Game 99: 2 green, 9 red, 1 blue; 3 green, 1 blue, 14 red; 5 green, 6 blue; 1 blue, 2 green, 3 red; 4 blue, 10 red, 1 green
+Game 100: 4 green, 4 blue, 15 red; 3 green, 1 red, 13 blue; 5 green, 5 blue, 10 red
\ No newline at end of file
diff --git a/src/Y2023/D02/run.php b/src/Y2023/D02/run.php
new file mode 100644
index 0000000..6f59f1c
--- /dev/null
+++ b/src/Y2023/D02/run.php
@@ -0,0 +1,17 @@
+<?php declare(strict_types=1);
+
+use Lubiana\Aoc\Y2023\D02\D02;
+use Lubiana\Aoc\Y2023\D02\Game;
+
+require_once __DIR__ . '/../../../vendor/autoload.php';
+
+$d02 = new D02();
+
+echo $d02->solve() . PHP_EOL;
+
+$powers = array_map(
+    fn (Game $game): int => $game->withPower()->power,
+    $d02->getGames(),
+);
+
+echo array_reduce($powers, fn (int $carry, int $power): int => $carry + $power, 0) . PHP_EOL;
diff --git a/src/Y2023/D03/Coordinate.php b/src/Y2023/D03/Coordinate.php
new file mode 100644
index 0000000..7712645
--- /dev/null
+++ b/src/Y2023/D03/Coordinate.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+class Coordinate
+{
+    public function __construct(
+        public int $x,
+        public int $y,
+        public string $char,
+    ) {}
+
+    public function isSymbol(): bool
+    {
+        if (is_numeric($this->char)) {
+            return false;
+        }
+        if ($this->char === '.') {
+            return false;
+        }
+        return true;
+    }
+
+    public function isGear(): bool
+    {
+        return $this->char === '*';
+    }
+
+    public function isNumeric(): bool
+    {
+        return is_numeric($this->char);
+    }
+
+    public function isNeighbour(Coordinate $possibleNeighour): bool
+    {
+        $xAbs = abs($this->x - $possibleNeighour->x);
+        $yAbs = abs($this->y - $possibleNeighour->y);
+        $isNeighbor = ($xAbs <= 1) && ($yAbs <= 1);
+        return $isNeighbor;
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D03/D03.php b/src/Y2023/D03/D03.php
new file mode 100644
index 0000000..cf50e94
--- /dev/null
+++ b/src/Y2023/D03/D03.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+final class D03
+{
+    public const string TESTFILE = __DIR__ . '/input.ex.txt';
+    public const string PROPERFILE = __DIR__ . '/input.txt';
+    public const string SMALL_FILE = __DIR__ . '/small.txt';
+
+    public function __construct(private string $path = self::PROPERFILE)
+    {
+    }
+
+    public function solve(): int
+    {
+        $grid = Grid::fromFile($this->path);
+        $validNumbers = $grid->getValidNumbers();
+        return array_sum(
+            array_map(
+                fn (Number $n) => $n->value,
+                $validNumbers,
+            ),
+        );
+    }
+
+    public function solveRatio(): int
+    {
+        $grid = Grid::fromFile($this->path);
+        return $grid->getGearRatios();
+    }
+}
diff --git a/src/Y2023/D03/Gear.php b/src/Y2023/D03/Gear.php
new file mode 100644
index 0000000..be96492
--- /dev/null
+++ b/src/Y2023/D03/Gear.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+final class Gear
+{
+    /**
+     * @param Coordinate $coordinate
+     * @param Number[] $numbers
+     */
+    public function __construct(
+        public Coordinate $coordinate,
+        public array $numbers,
+    ){}
+
+    public function getRatio(): int
+    {
+        /** @var Number $numberOne */
+        $numberOne = $this->numbers[0];
+        /** @var Number $numberTwo */
+        $numberTwo = $this->numbers[1];
+        return $numberOne->value * $numberTwo->value;
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D03/Grid.php b/src/Y2023/D03/Grid.php
new file mode 100644
index 0000000..9f346ec
--- /dev/null
+++ b/src/Y2023/D03/Grid.php
@@ -0,0 +1,140 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+class Grid
+{
+    /**
+     * @param Coordinate[] $data
+     */
+    public function __construct(
+        public array $data = [],
+        private array $numbers = [],
+        private array $validNumbers = [],
+        private array $symbols = [],
+        private array $gears = [],
+    ){}
+
+    public static function fromFile(string $fileName = D03::PROPERFILE): self
+    {
+        $grid = new Grid;
+        foreach (self::coordinateGenerator(file($fileName)) as $coordinate) {
+            $grid->data[] = $coordinate;
+        }
+        return $grid;
+    }
+
+    /**
+     * @return \Generator<Coordinate>
+     */
+    public static function coordinateGenerator(array $lines): \Generator
+    {
+        foreach ($lines as $x => $line) {
+            $line = trim($line);
+            foreach(str_split($line) as $y => $char) {
+                yield new Coordinate($x, $y, $char);
+            }
+        }
+    }
+
+    /**
+     * @return Number[]
+     */
+    public function getNumbers(): array
+    {
+        if ($this->numbers !== []) {
+            return $this->numbers;
+        }
+        $number = null;
+        foreach ($this->data as $coordinate) {
+            if (!$coordinate->isNumeric()) {
+                if ($number === null) {
+                    continue;
+                }
+                $this->numbers[] = $number;
+                $number = null;
+                continue;
+            }
+            if ($number === null) {
+                $number = new Number((int) $coordinate->char, [$coordinate]);
+                continue;
+            }
+            if ($number->coordinates[0]->x !== $coordinate->x) {
+                $this->numbers[] = $number;
+                $number = new Number((int) $coordinate->char, [$coordinate]);
+                continue;
+            }
+            $number->value = (int) "{$number->value}{$coordinate->char}";
+            $number->coordinates[] = $coordinate;
+        }
+        if ($number instanceof Number) {
+            $this->numbers[] = $number;
+        }
+
+        return $this->numbers;
+    }
+
+    /**
+     * @return Coordinate[]
+     */
+    public function getSymbols(): array
+    {
+        if ($this->symbols !== []) {
+            return $this->symbols;
+        }
+        $this->symbols = array_values(
+            array_filter(
+                $this->data,
+                fn (Coordinate $c) => $c->isSymbol()
+            )
+        );
+        return $this->symbols;
+    }
+
+    /**
+     * @return Number[]
+     */
+    public function getValidNumbers(): array
+    {
+        if ($this->validNumbers !== []) {
+            return $this->validNumbers;
+        }
+        $this->validNumbers = array_values(
+            array_filter(
+                $this->getNumbers(),
+                fn (Number $c) => $c->isNearSymbol($this)
+            )
+        );
+        return $this->validNumbers;
+    }
+
+    public function getGears(): array
+    {
+        if ($this->gears !== []) {
+            return $this->gears;
+        }
+        foreach ($this->getSymbols() as $symbol) {
+            if (!$symbol->isGear()) {
+                continue;
+            }
+
+            $numbersForGear = array_filter(
+                $this->getValidNumbers(),
+                fn (Number $n) => $n->isNearCoordinate($symbol),
+            );
+
+            if (count($numbersForGear) === 2) {
+                $numbersForGear = array_values($numbersForGear);
+                $this->gears[] =  new Gear($symbol, $numbersForGear);
+            }
+        }
+        return $this->gears;
+    }
+
+    public function getGearRatios(): int
+    {
+        $gears = $this->getGears();
+        $gearRatios = array_map(fn (Gear $g): int => $g->getRatio(), $gears);
+        return array_sum($gearRatios);
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D03/Line.php b/src/Y2023/D03/Line.php
new file mode 100644
index 0000000..9faf2f3
--- /dev/null
+++ b/src/Y2023/D03/Line.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+final class Line
+{
+    /**
+     * @param Number[] $numbers
+     * @param int[] $symbolPositions
+     */
+    public function __construct(
+        public string $text,
+        public Line|null $previous = null,
+        public Line|null $next = null,
+        public array $numbers = [],
+        public array $symbolPositions = [],
+    ){}
+
+    public function getValidNumbers(): array {
+        $symbolPositions = $this->symbolPositions;
+        if ($this->previous !== null) {
+            $symbolPositions = array_unique([...$symbolPositions, ...$this->previous->symbolPositions]);
+        }
+        if ($this->next !== null) {
+            $symbolPositions = array_unique([...$symbolPositions, ...$this->next->symbolPositions]);
+        }
+        return array_values(
+            array_filter(
+                $this->numbers,
+                fn (Number $number): bool => $number->isNearSymbol($symbolPositions),
+            )
+        );
+    }
+
+    public static function fromString(string $input): self
+    {
+        $input = trim($input);
+        return new self(
+            text: $input,
+            numbers: self::findNumbers($input),
+            symbolPositions: self::findNonNumericCharacterPositions($input),
+        );
+    }
+
+    /** @return Number[] */
+    private static function findNumbers(string $input): array
+    {
+        $numbers = [];
+        $numberHolder = '';
+        $startIndex = 0;
+        $endIndex = 0;
+        foreach (str_split($input) as $index => $char) {
+           if (ctype_digit($char)) {
+               if ($numberHolder === '') {
+                   $startIndex = $index;
+               }
+               $endIndex = $index;
+               $numberHolder = $numberHolder . $char;
+               continue;
+           }
+           if ($numberHolder !== '') {
+               $numbers[] = new Number(
+                   (int) $numberHolder,
+                   $startIndex,
+                   $endIndex,
+               );
+           }
+           $numberHolder = '';
+        }
+        if (ctype_digit($char) && $numberHolder !== '') {
+            $numbers[] = new Number(
+                (int) $numberHolder,
+                $startIndex,
+                $endIndex,
+            );
+        }
+
+        return $numbers;
+    }
+
+    private static function findNonNumericCharacterPositions(string $input): array
+    {
+        $characters = str_split($input);
+        $nonNumericCharacters = fn(string $char): bool => !(ctype_digit($char) || $char === '.');
+
+        return array_keys(array_filter($characters, $nonNumericCharacters));
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D03/Number.php b/src/Y2023/D03/Number.php
new file mode 100644
index 0000000..722eebd
--- /dev/null
+++ b/src/Y2023/D03/Number.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+final class Number
+{
+    /**
+     * @param Coordinate[] $coordinates
+     */
+    public function __construct(
+        public int $value,
+        public array $coordinates,
+    ){}
+
+    public function isNearSymbol(Grid $grid): bool
+    {
+        foreach ($this->coordinates as $coordinate) {
+            foreach ($grid->getSymbols() as $gridItem) {
+                if ($coordinate->isNeighbour($gridItem)) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    public function isNearCoordinate(Coordinate $possibleCoord): bool
+    {
+        foreach ($this->coordinates as $coordinate) {
+            if ($coordinate->isNeighbour($possibleCoord)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D03/input.ex.txt b/src/Y2023/D03/input.ex.txt
new file mode 100644
index 0000000..624ea4f
--- /dev/null
+++ b/src/Y2023/D03/input.ex.txt
@@ -0,0 +1,10 @@
+467..114..
+...*......
+..35..633.
+......#...
+617*......
+.....+.58.
+..592.....
+......755.
+...$.*....
+.664.598..
\ No newline at end of file
diff --git a/src/Y2023/D03/input.txt b/src/Y2023/D03/input.txt
new file mode 100644
index 0000000..15cb53f
--- /dev/null
+++ b/src/Y2023/D03/input.txt
@@ -0,0 +1,140 @@
+....401.............425.......323......791......697...............963............................................420........................
+...*..................................%......#.....*....290.........................492.............656...@953.....................+830.....
+..159...........823...33.717.....572.......806...896......-.....335....834......815.............791....*..............776...................
+.........-.....#........*.........*..................715..........*.....*........*.....................5...*.....................688........
+....=..=..573..............212.......553.632....622....*.......260....29.........692.129....727...........290.........%32.....%...*..441....
+.791..998..............................*............531.......................84.......*..../.......506%......=............240..831..*......
+.....................321.586........447...&.-276.21......@..........12.......&.......-..333...................619..94................982....
+..........@...........#..*..............525.......*...183............*............407.......23.........%............&......846..............
+....97..686.............89.....................-..494..............875....*607.............*.......239.407..................%.......529.....
+.....+.........815..703............208.=555.856...........@............133........................*..........672...501........898#...*......
+...............*.......*...659.......*....................183..............528.......614.......4....................................39......
+...602..........804..313....*.......480..............602.............354......*877................832@.....140...$...........707.......222..
+...*....999.................23.264..............516.....*.......-....*....................................*.....722......24....*........*...
+436....+................./......./..........765*......37.....843....218..........852*68....290............410...........*.....539....896....
+.........../...#........907............587...............&................149...............*.......*..............#780..707................
+........349....603.598....................-....203.....178.......431......./...............152......571....926.750.............127..........
+.............@........*176.283...................*...%......642......../......20..............................*.........@.............534...
+...749..../.194..............*.......337.395*....682.429.=...#..........186.....*.........682..../......498..........%.8.............*......
+....*..324..........893*...878......*........659..........65....671.189.......641...........+.859.........$.......149....648........53.+....
+...776......$.....................667.................432...........*..............697............282.901...................*889........471.
+............103............../........-..................-...748&.257.............&...........739*....*......491*543................997.....
+.........2.........813*.....278..316.333.....296.142.+...................673.%....../.....+.........490...................790........*......
+......@.*.......................*...............*....643.464............*....25....108..807..179.........931.......289..........365...522...
+....367.250.927../.............754.........14...............*.+..........23...................*......&.....*..%..........323................
+................939...644..............791..*.551....35...937..806...............&.............536.930...703...565......*...............*640
+534$.................*.........$..448.....=......*...................707*658.....33....920..74.....................844................36....
+.......572....672...875......770.+................380.............52......................*.......-....251............%........*909......677
+.......*.......=........................658.889.........882.....=......................534..*..291...%....*.................289.............
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diff --git a/src/Y2023/D03/run.php b/src/Y2023/D03/run.php
new file mode 100644
index 0000000..cf9974f
--- /dev/null
+++ b/src/Y2023/D03/run.php
@@ -0,0 +1,10 @@
+<?php declare(strict_types=1);
+
+require_once __DIR__ . '/../../../vendor/autoload.php';
+
+$filename = __DIR__ . '/small.txt';
+$d03 = new Lubiana\Aoc\Y2023\D03\D03();
+
+
+echo $d03->solve() . PHP_EOL;
+echo $d03->solveRatio() . PHP_EOL;
diff --git a/src/Y2023/D03/small.txt b/src/Y2023/D03/small.txt
new file mode 100644
index 0000000..d4b91ed
--- /dev/null
+++ b/src/Y2023/D03/small.txt
@@ -0,0 +1 @@
+................939...644..............791..*.551....35...937..806...............&.............536.930...703...565......*...............*640
diff --git a/src/Y2023/D04/Card.php b/src/Y2023/D04/Card.php
new file mode 100644
index 0000000..0d87747
--- /dev/null
+++ b/src/Y2023/D04/Card.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D04;
+
+class Card
+{
+    /**
+     * @param Number[] $winningNumbers
+     * @param Number[] $myNumbers
+     */
+    public function __construct(
+        public int $id,
+        public array $winningNumbers,
+        public array $myNumbers,
+    ){}
+
+    public static function fromString(string $input): self
+    {
+        $parts = explode(':', $input);
+        $numberparts = explode('|', $parts[1]);
+        return new self(
+            id: self::parseCardId($input),
+            winningNumbers: self::parseNumbers($numberparts[0]),
+            myNumbers: self::parseNumbers($numberparts[1]),
+        );
+    }
+
+    private static function parseCardId(string $input): int
+    {
+        $id = (int) str_replace('Card ', '', $input);
+        return $id;
+    }
+
+    private static function parseNumbers(string $input): array
+    {
+        return Number::fromString($input);
+    }
+
+    public function getAmountOfWinningNumbers(): int
+    {
+        $winningCount = 0;
+        foreach ($this->myNumbers as $number) {
+            if (in_array($number, $this->winningNumbers)) {
+                $winningCount++;
+            }
+        }
+        return $winningCount;
+    }
+
+    public function getPoints(): int
+    {
+        $winningCount = $this->getAmountOfWinningNumbers();
+        if ($winningCount === 0) {
+            return 0;
+        }
+
+        return 1 << ($winningCount - 1);
+    }
+
+    /**
+     * @param Card[] $cardStack
+     */
+    public function getWinners(array &$cardStack): int
+    {
+        $winningNumbersCount = $this->getAmountOfWinningNumbers();
+        if ($winningNumbersCount === 0) {
+            return 1;
+        }
+        $indexes = range($this->id, $this->id + ($winningNumbersCount - 1));
+        $winningNumbersCount = 1;
+        foreach ($indexes as $index) {
+            if (!array_key_exists($index, $cardStack)) {
+                continue;
+            }
+            $winningNumbersCount = $winningNumbersCount + $cardStack[$index]->getWinners($cardStack);
+        }
+        return $winningNumbersCount;
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D04/D04.php b/src/Y2023/D04/D04.php
new file mode 100644
index 0000000..d0b6bba
--- /dev/null
+++ b/src/Y2023/D04/D04.php
@@ -0,0 +1,67 @@
+<?php declare(strict_types=1);
+
+namespace Lubiana\Aoc\Y2023\D04;
+
+class D04
+{
+    public const string EXAMPLE_INPUT_FILE = __DIR__ . '/input.ex.txt';
+    public const string INPUT_FILE = __DIR__ . '/input.txt';
+
+    /** @var array<int, int> */
+    public static array $instanceCount = [];
+    public static bool $doLog = false;
+
+    public function __construct(
+        private string $input = self::INPUT_FILE,
+        private array $cardStack = [],
+    )
+    {}
+
+    public static function addInstance(Card $card): void
+    {
+        if (self::$doLog === false) {
+            return;
+        }
+        if (!array_key_exists($card->id, self::$instanceCount)) {
+            self::$instanceCount[$card->id] = 0;
+        }
+        self::$instanceCount[$card->id]++;
+    }
+
+    public function solve(): int
+    {
+        $cards = array_map(
+           fn (Card $card): int => $card->getPoints(),
+            $this->getCards(),
+        );
+
+        return array_sum($cards);
+    }
+
+    public function solveSecond(): int
+    {
+        $cardStack = $this->getCards();
+
+        return array_reduce(
+            $cardStack,
+            fn ($carry, Card $card): int => $carry + $card->getWinners($cardStack),
+            0,
+        );
+    }
+
+    /**
+     * @return Card[]
+     */
+    public function getCards(): array
+    {
+        if ($this->cardStack === []) {
+            $this->cardStack = array_map(
+                fn (string $input): Card => Card::fromString($input),
+                file($this->input),
+            );
+        }
+
+        return $this->cardStack;
+    }
+
+}
diff --git a/src/Y2023/D04/Number.php b/src/Y2023/D04/Number.php
new file mode 100644
index 0000000..46a946e
--- /dev/null
+++ b/src/Y2023/D04/Number.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D04;
+
+class Number
+{
+    public function __construct(
+        public int $value
+    ){}
+
+    public static function fromString(string $input): array
+    {
+        return iterator_to_array(self::inputIterator($input));
+    }
+
+    /** @return \Generator<self> */
+    private static function inputIterator(string $input) : \Generator
+    {
+        $input = trim($input);
+        foreach (explode(' ', $input) as $item) {
+            $item = trim($item);
+            if ($item === '') {
+                continue;
+            }
+
+            if (!is_numeric($item)) {
+                continue;
+            }
+
+            yield new Number((int) $item);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D04/input.ex.txt b/src/Y2023/D04/input.ex.txt
new file mode 100644
index 0000000..71f208a
--- /dev/null
+++ b/src/Y2023/D04/input.ex.txt
@@ -0,0 +1,6 @@
+Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53
+Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19
+Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1
+Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83
+Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36
+Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11
\ No newline at end of file
diff --git a/src/Y2023/D04/input.txt b/src/Y2023/D04/input.txt
new file mode 100644
index 0000000..af195d5
--- /dev/null
+++ b/src/Y2023/D04/input.txt
@@ -0,0 +1,219 @@
+Card   1: 98 16 95 90 53 33 43  7 46 45 | 85 15 78 57 34 10 46 90 33 13  8 54  4 37 25 63 55 41  7 82 69 16 30 76  2
+Card   2: 55 34 32 64 52 76 54  8 36 94 | 94 95 76 66 38 26 80 54 32 91 19 64 21 55 36 96 52 82 15 56 70 89 46 71 74
+Card   3: 35 26 78 89 82 92 37 10  3 43 | 41 81 62 52 92 63 26 57 28 55 93 30 72 71 99 84 96 60 82 78 73 65 43 50 25
+Card   4: 71 27 75 73 79 83 44 55 31 49 | 74 79 17 38 28 41 88 25 61 55 12 40 43 44  6 73 71 83 49 75 67 80 27 10 31
+Card   5: 26 10 58 57 85 65 42 23 97 30 | 65 26 85 97 31 10 23 88 58 16 80 22 67 44  7 77 30 69 34 42 24 57 66 27 99
+Card   6: 56 24 39 96 36 46 48 94 30 58 | 16 24 99 48 73 30 91  7 87 57 23 49 69 39 94 63 17 58 56  9 34 36 31 46 96
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+Card 207: 26  3 38 10 20 46 27 81 66 91 | 94 48 81 46 77 35 91 37  3 99 63 43 60 44 16 38 20 82 66 15 88 12 56 45 13
+Card 208: 65 15 67 49 89 94 72 98 17 55 | 90 63 93 55 18 72 41 58 73 19 89 96 59 82 15 20 52 57 81  3 74 25 98 67 94
+Card 209: 41 69 22 59 45 53 52 21 78 34 | 87 63 96 61 18 37  9 50 90 39  7 23 59 99 81 12 38 30 42 31 94 51 52 86 78
+Card 210:  8 66 74 64 11 68  5 57 18 36 | 89 83 19 75 41 33 20 67 99 43 87  7 81 55 69 97 31 12 50 27 35 58 80 39 44
+Card 211:  2 63 10 57 71 65 40 54  9 42 | 37 81 54 35 65 67 83 10 24 61 41 52 42 53 71 56 63 58 62 11  9 80 84 99 68
+Card 212: 23 39 30 14 28 79 46 55 52 50 | 15 73 78 25 61 46 27 93 51 88  5 99 87 20 32 66 26 58 77 42 94 47  7 76 91
+Card 213: 81  3 71 56 91 87 93 37 47 49 | 56 71 41 85 81 42 20 38 79 39 90  7 55 40 49 60 37 78 61  1 65 35 28 34 66
+Card 214: 22 23 90 10 52 37 71 72 60 32 | 87  9 94 19 34 89 57 53  1 48 44 33  4 32 49 51 98  2 41 66 27 54 23 17 64
+Card 215: 75 39 31  5 71 87 92 72  8 50 | 32 56 34 50 86 64  4 85 49 81 26 74 42 47 70 17 67 95  2  7 99 77 83 91 73
+Card 216: 61 77 58 37 12 20 25 68 18 22 | 76 70 65 17  9 98 61 33  7 30 66 95 44 27 72 46 32 14 40 81 49 87 56  4 11
+Card 217: 30 73 66 90 65 71 84  1 10 27 |  4 52 56 49 17 39 53  3 69 88  8 55 68 43 41 59 99 44 81 47 91  5 50 45 97
+Card 218: 27 40 32 35 55 13 98 94 16 12 | 63 96 50 19 36 65 71 48 49 51 78 46 75 88 24 16 70 84 53  1 30  3 34  9 29
+Card 219: 74 89 55  5 24 77 64 83 84 94 | 32 19 93 92 82 69 12 38  3 60 39 95 11 71 88 99 98 51 20 40  9 17 18 57 16
\ No newline at end of file
diff --git a/src/Y2023/D04/run.php b/src/Y2023/D04/run.php
new file mode 100644
index 0000000..cef6b6c
--- /dev/null
+++ b/src/Y2023/D04/run.php
@@ -0,0 +1,32 @@
+<?php declare(strict_types=1);
+
+require_once __DIR__ . '/../../../vendor/autoload.php';
+
+use Amp\Parallel\Worker\ContextWorkerPool;
+use Lubiana\Aoc\Y2023\D04\Card;
+use Lubiana\Aoc\Y2023\D04\D04;
+use function Amp\Parallel\Worker\workerPool;
+use function Amp\ParallelFunctions\parallelMap;
+
+$solver = new D04();
+
+$cardStack = $solver->getCards();
+$cardStack = array_map(
+    fn (Card $card) => [$card, $cardStack],
+    $cardStack,
+);
+
+$response = parallelMap(
+    $cardStack,
+    function (array $i): int {
+        return $i[0]->getWinners($i[1]);
+    }
+);
+var_dump(array_sum($response));
+
+//var_dump($solver->solveSecond());
+
+
+
+
+
diff --git a/src/Y2023/D05/Map.php b/src/Y2023/D05/Map.php
new file mode 100644
index 0000000..8751bae
--- /dev/null
+++ b/src/Y2023/D05/Map.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D05;
+
+class Map
+{
+    /**
+     * @param MapEntry $entries
+     */
+    public function __construct(
+        public string $name,
+        public array $entries = [],
+    ){}
+
+    public static function fromString(string $input): self{
+        $input = trim($input);
+        $input = str_replace(' map:', '', $input);
+        return new self($input);
+    }
+
+    public static function isMapString(string $input): bool
+    {
+        return str_ends_with(trim($input), ' map:');
+    }
+}
\ No newline at end of file
diff --git a/src/Y2023/D05/MapEntry.php b/src/Y2023/D05/MapEntry.php
new file mode 100644
index 0000000..50fe60a
--- /dev/null
+++ b/src/Y2023/D05/MapEntry.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D05;
+
+class MapEntry
+{
+    public function __construct(
+        public int $destinationRangeStart,
+        public int $sourceRangeStart,
+        public int $rangeLength
+    ){}
+
+    /**
+     * @param string $input the input as a string containing exactly three numbers seperated by exaclty one whitespace each
+     * @return self
+     */
+    public static function fromString(string $input): self
+    {
+        $input = trim($input);
+        $parts = explode(' ', $input);
+        if (count($parts) !== 3) {
+            throw new \InvalidArgumentException("string should be exactly 3 numbers. Input: {$input}");
+        }
+        $ints = array_map(fn (string $s): int => (int) $s, $parts);
+        return new self(...$ints);
+    }
+
+}
\ No newline at end of file
diff --git a/src/Y2023/D05/Solver5.php b/src/Y2023/D05/Solver5.php
new file mode 100644
index 0000000..457dd5b
--- /dev/null
+++ b/src/Y2023/D05/Solver5.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D05;
+
+class Solver5
+{
+
+}
\ No newline at end of file
diff --git a/src/Y2023/D05/input.ex.txt b/src/Y2023/D05/input.ex.txt
new file mode 100644
index 0000000..bd902a4
--- /dev/null
+++ b/src/Y2023/D05/input.ex.txt
@@ -0,0 +1,33 @@
+seeds: 79 14 55 13
+
+seed-to-soil map:
+50 98 2
+52 50 48
+
+soil-to-fertilizer map:
+0 15 37
+37 52 2
+39 0 15
+
+fertilizer-to-water map:
+49 53 8
+0 11 42
+42 0 7
+57 7 4
+
+water-to-light map:
+88 18 7
+18 25 70
+
+light-to-temperature map:
+45 77 23
+81 45 19
+68 64 13
+
+temperature-to-humidity map:
+0 69 1
+1 0 69
+
+humidity-to-location map:
+60 56 37
+56 93 4
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D01/SolverTest.php b/tests/Lubiana/Aoc/Y2023/D01/SolverTest.php
new file mode 100644
index 0000000..55d6fc6
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D01/SolverTest.php
@@ -0,0 +1,1110 @@
+<?php
+
+
+use Lubiana\Aoc\Y2023\D01\Solver;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+
+#[\PHPUnit\Framework\Attributes\CoversClass(Solver::class)]
+class SolverTest extends TestCase
+{
+    public static function walkerProvider(): \Generator
+    {
+        yield ['two1nine', '219'];
+        yield ['eightwothree', '8wo3'];
+        yield ['abcone2threexyz', 'abc123xyz'];
+        yield ['xtwone3four', 'x2ne34'];
+        yield ['4nineeightseven2', '49872'];
+        yield ['zoneight234', 'z1ight234'];
+        yield ['7pqrstsixteen', '7pqrst6teen'];
+        yield ['jmgnfive7ffglffpjlvbtvl935zz' , 'jmgn57ffglffpjlvbtvl935zz'];
+    }
+
+    public static function extractorProvider(): \Generator
+    {
+        yield 0 => ['jmgnfive7ffglffpjlvbtvl935zz' , 75, 55];
+        yield 1 => ['two1nine', 11, 29];
+        yield 2 => ['eightwothree', 0, 83];
+        yield 3 => ['abcone2threexyz', 22, 13];
+        yield 4 => ['xtwone3four', 33, 24];
+        yield 5 => ['4nineeightseven2', 42, 42];
+        yield 6 => ['zoneight234', 24, 14];
+        yield 7 => ['7pqrstsixteen', 77, 76];
+        yield 8 => ['five7sevenjpjmmppfive', 77, 55];
+        yield 9 => ['eightfour41four8fiveone3', 43, 83];
+        yield 10 => ['pxmrbcqt22vfvzvvp4seven3', 23, 23];
+        yield 11 => ['3zqbqnnonesxtgz9eightonepqnld', 39, 31];
+        yield 12 => ['d2six5dmlqczzrtp79brzzq', 29, 29];
+        yield 13 => ['nine48', 48, 98];
+        yield 14 => ['ninevbjkjcd11qhtvb', 11, 91];
+        yield 15 => ['six4nine1four2three5', 45, 65];
+        yield 16 => ['lcnvnxgzssonethree5mnvlsevenclrcpxbjbzvhlj9', 59, 19];
+        yield 17 => ['8onethree6n1', 81, 81];
+        yield 18 => ['98ddgtwov6nzvjzsscd', 96, 96];
+        yield 19 => ['bklvmzjrqgfqx7', 77, 77];
+        yield 20 => ['5eight95ninetwo8', 58, 58];
+        yield 21 => ['qcrgbmzlztvtzrsjsixmvps2', 22, 62];
+        yield 22 => ['jsnmkd9seveneight', 99, 98];
+        yield 23 => ['mkdzj28twohhmkctnsix', 28, 26];
+        yield 24 => ['kb38sixttdhv9thre', 39, 39];
+        yield 25 => ['16', 16, 16];
+        yield 26 => ['4vbcrh', 44, 44];
+        yield 27 => ['62jrjfrdcldbvjzhp', 62, 62];
+        yield 28 => ['onecsqpbrxpmqtrbbtxnrhkdlthree3s1six', 31, 16];
+        yield 29 => ['two798tqsjv', 78, 28];
+        yield 30 => ['znktgzzmtwo28', 28, 28];
+        yield 31 => ['8hllzrjqhvfone', 88, 81];
+        yield 32 => ['tgnlbtc2ninejmcsixfour', 22, 24];
+        yield 33 => ['fivek1five', 11, 55];
+        yield 34 => ['rklpvqfvtwo3', 33, 23];
+        yield 35 => ['lgdgchcpcl55hfdmdj', 55, 55];
+        yield 36 => ['onesix7onefive9', 79, 19];
+
+    }
+
+    #[DataProvider('walkerProvider')]
+    public function testWalker(string $input, string $expected): void
+    {
+        $this->assertEquals($expected, Solver::walker($input));
+    }
+
+    #[DataProvider('extractorProvider')]
+    public function testExtractor(string $input, int $expected, int $expectAfterWalk): void
+    {
+        $this->assertEquals($expected, Solver::extractNumber($input));
+        $this->assertEquals(
+            $expectAfterWalk,
+            Solver::extractNumber(
+                Solver::walker($input)
+            ),
+        );
+    }
+
+    public static function compareProvider(): \Generator
+    {
+        yield ['sixrrmlkptmc18zhvninek' , 69];
+        yield ['jcb82eightwond' , 82];
+        yield ['twofourthree778nineeight' , 28];
+        yield ['sqpxs1cgcrmctlgqvzxbcjzgr' , 11];
+        yield ['nqkjxbmbpkz9eight8' , 98];
+        yield ['one6fourfiveqndtrvgkkgthppnine' , 19];
+        yield ['zbrbdpbfcfxcqq5oneninejfgqpkfn' , 59];
+        yield ['hvlstzgvmjfivefourqjqtxdjmbxfour4four2' , 52];
+        yield ['13dzbmbtl6' , 16];
+        yield ['fourone2pmlxzzbmnfxg2' , 42];
+        yield ['3fourrbvvlrsrbb2858' , 38];
+        yield ['vlz4six89' , 49];
+        yield ['75threeb' , 73];
+        yield ['fourp783fiveseventhree' , 43];
+        yield ['2gxvcbsmn6' , 26];
+        yield ['896' , 86];
+        yield ['dnblxtxxpstlsix56' , 66];
+        yield ['4fivecl185' , 45];
+        yield ['onefk8sdljtfv37zsxsxrv7qvrpnmd' , 17];
+        yield ['fourdvhzp7foursix' , 46];
+        yield ['seventwonineseven27jbrqpxfx8' , 78];
+        yield ['1threenine241gnrdfqn5' , 15];
+        yield ['sixnrsqdgmkvs7sevenkgjgtglmdq9dkdzsdqmq2nptbxnxghm' , 62];
+        yield ['llbkdcpxkg1tnmnmrbskpdb' , 11];
+        yield ['zb7nvjz1eighttwo6nine' , 79];
+        yield ['5threeeightwor' , 52];
+        yield ['tgjmdbr4sixone5' , 45];
+        yield ['4twoseven7tjmklbl' , 47];
+        yield ['lt2vqgbkzjpcjzeight3frfzqgbhvlx4' , 24];
+        yield ['4sixseven3xbmsfxrrvv2st5' , 45];
+        yield ['gqlp7' , 77];
+        yield ['h137four' , 14];
+        yield ['3three7three7' , 37];
+        yield ['nine9sjlzcpjvhcnbhbthz4oneb8kfb' , 98];
+        yield ['jlrjz5two' , 52];
+        yield ['sixthreeeightsgnjnmffq3' , 63];
+        yield ['sixone87onepclf3' , 63];
+        yield ['two4six' , 26];
+        yield ['5dsnxrcfxb4' , 54];
+        yield ['fiveninesix4' , 54];
+        yield ['eight9jhqttcplxhtjthreevncsfnkpn' , 83];
+        yield ['4mgqksbchbcrxp5fivefourlzlzp' , 44];
+        yield ['xhzone6' , 16];
+        yield ['7nmcxjlmq94twofivethfccvn' , 75];
+        yield ['six769fourtwoseven' , 67];
+        yield ['two41stkvkhdgthree5' , 25];
+        yield ['jvpftbhljmcttkr5one' , 51];
+        yield ['9ldhzhplpzttwosevenblfxfdfour' , 94];
+        yield ['fivekcfmfmndbhtwofour32' , 52];
+        yield ['49qsslhxjqv1tsfqhkg' , 41];
+        yield ['five2zzstkq3935sevenpbb' , 57];
+        yield ['8sevencxvfbkv2p8' , 88];
+        yield ['lsmmnpnfourhjbfk67' , 47];
+        yield ['fourtwo4onethree' , 43];
+        yield ['1jf1eightdhvnclf2four7bmdvh' , 17];
+        yield ['tx4xczz1' , 41];
+        yield ['5qjlqp' , 55];
+        yield ['sevendmzqnjdnoneh1' , 71];
+        yield ['72seven7pvjxdlsix1' , 71];
+        yield ['four1eightvbbjh' , 48];
+        yield ['8451' , 81];
+        yield ['fivethreesdtmtr5four' , 54];
+        yield ['gqhtwone11ninethree4ptjsqlg4fivenine' , 29];
+        yield ['one7xctgtrtwoeightwovkv' , 12];
+        yield ['36eightsixeight4xnmhvzrnbb6four' , 34];
+        yield ['pjrtblbj759xpbr6' , 76];
+        yield ['hcbzmzqssh72eightthreesixgdmfivelmctqrz' , 75];
+        yield ['rhkctwo5twonine2' , 22];
+        yield ['cdptxn6sevenjktrlzlnlqxdtwoeight' , 68];
+        yield ['six36fnqmdcjgjgbqgqcgffivetskhjhkpdqfive' , 65];
+        yield ['qmpm111nine8' , 18];
+        yield ['73pcctxthreetwo4nine3fivetwonehfs' , 71];
+        yield ['nineeightnnfsixpt3kbbqfkhhn' , 93];
+        yield ['bvpmkrjmzkvdnbhdnine47' , 97];
+        yield ['26dmbqnt4oneseven5qvxfhl' , 25];
+        yield ['2sldrlqzone1pfdlsqdgpmnktdh3vtplbsvbx4' , 24];
+        yield ['238xrtqfcfgsrmrhkxz6' , 26];
+        yield ['5eighteight5sevenseven' , 57];
+        yield ['qtlnninesixxjnmxkntpf9six3pbrpljxhb2' , 92];
+        yield ['xrmkj137tkxktdnine5bnnhp' , 15];
+        yield ['gkqzprfcrfcgpxnvggsnccsrrk64oneseven' , 67];
+        yield ['zzmgmkvgrnknsq6tjgktmbghkl6' , 66];
+        yield ['xeightwoone91' , 81];
+        yield ['9j' , 99];
+        yield ['eightlm63' , 83];
+        yield ['fmctjfspmkblkvjtrcjdfhrtwo4fourdnkrzh' , 24];
+        yield ['3rb73' , 33];
+        yield ['8mkzqthreeqtvhc7' , 87];
+        yield ['qgmbchqqzsvx45eight' , 48];
+        yield ['oneknnlhjffrxhdzbgj1seven' , 17];
+        yield ['pv1fourtwo' , 12];
+        yield ['fxvgcx9vrlqssrrqvl94' , 94];
+        yield ['sn6' , 66];
+        yield ['57twoonefourthree' , 53];
+        yield ['gtwoeight6njfdpvcslcponenineqrxjsf' , 29];
+        yield ['8six1two6jkvltvgjfjsdn' , 86];
+        yield ['fourrxtjhcdxhr1fdqdj' , 41];
+        yield ['one2onefour' , 14];
+        yield ['three3four6pphqkx8vrgvbtmqckpz' , 38];
+        yield ['nine5nskhdvvbnineone' , 91];
+        yield ['7131eightone' , 71];
+        yield ['one1sgckzz' , 11];
+        yield ['sgpkknine6threehkqchz' , 93];
+        yield ['4twoqvbpxzpjj1njqtphjbr' , 41];
+        yield ['4pfcfnfqftbfnxds' , 44];
+        yield ['bmhthreecsslmgpzzddpxfthreefllkhdtrlj2' , 32];
+        yield ['9threeeightninefqdfptj' , 99];
+        yield ['ninenfbsevennkngdg21' , 91];
+        yield ['1fourthreeonethree3' , 13];
+        yield ['tjpjbmrsevenhcllbgdqxlctdk5' , 75];
+        yield ['2srjxhvbtqponefourtpsgthckseight6bjvnc' , 26];
+        yield ['68b' , 68];
+        yield ['vrcqnglljm19nftnzzjdzhvhzrgznine' , 19];
+        yield ['fivensjpfvltr2cvfhkcfsvt4pnmttrgrr8five' , 55];
+        yield ['tgzdbrgdfoursevenseven8fnxghs' , 48];
+        yield ['fourmhmql9rqkpvpgj7' , 47];
+        yield ['7mgk' , 77];
+        yield ['2z259nzfqfdhthreeftwo' , 22];
+        yield ['eight57lzhvpjcxpfivevkszhzbfourfour' , 84];
+        yield ['sixone984two' , 62];
+        yield ['threezdvkl15hk9eight' , 38];
+        yield ['4dxxpjttvsdtwofivenine' , 49];
+        yield ['99xbp8fivemcvonefivezlndv' , 95];
+        yield ['seven7six8fhxhxqgr3fsqqqmzdtj' , 73];
+        yield ['one579vdplvfghvf' , 19];
+        yield ['qzzthree1kghtwomnlnxpkmeight' , 38];
+        yield ['44eightonevnzxchddbnzrfpvxsix' , 46];
+        yield ['fivefive5zfsvhfpkzzfiveeight3mzrkkk4' , 54];
+        yield ['46xxzbffbmgeight9dcmtwo' , 42];
+        yield ['tvmgkxbrtdv6mzcpkf' , 66];
+        yield ['kvbczdkgzrxsxm3one557onevzdhzgn' , 31];
+        yield ['xrfxxzlmtlmvgpvninethree1' , 91];
+        yield ['4rnzxgfplmnmjppqv6txztmmcpnf' , 46];
+        yield ['five47fouroneqqrj' , 51];
+        yield ['nine5cxxfcqmeightjqztkdqxnpqthree' , 93];
+        yield ['2zlvnvptqkzsbvp9six4bfhp' , 24];
+        yield ['bhvkfxhdnrmkfjvsmkt6eighteighteightzzvpddg' , 68];
+        yield ['12seven49six' , 16];
+        yield ['5rstmpbrt5fiveone3one6' , 56];
+        yield ['24four' , 24];
+        yield ['fiveeight9foursix995' , 55];
+        yield ['8ktwonxzvt' , 82];
+        yield ['gf6six39zxvzcfbtbxkvqrps' , 69];
+        yield ['gqvpkvvgcxctwo7' , 27];
+        yield ['52mhhzfivebpn9' , 59];
+        yield ['5onethree' , 53];
+        yield ['one2cxzklfh9' , 19];
+        yield ['flrtmhfm985xmkpcdhr' , 95];
+        yield ['4ltqdsixfour7483' , 43];
+        yield ['one9nine26gjtzn9' , 19];
+        yield ['773xhnnch78' , 78];
+        yield ['one7sixsixgghp' , 16];
+        yield ['5292zljdfhjseven' , 57];
+        yield ['seven3onesixthreekz' , 73];
+        yield ['seven5seven3seven4zgtnnkkgseveneightwosg' , 72];
+        yield ['eight9vnfsvksv' , 89];
+        yield ['5seventwo9' , 59];
+        yield ['onesix7' , 17];
+        yield ['4one3two35nine' , 49];
+        yield ['5mmrdtrzctqxggtzhplfnphgp' , 55];
+        yield ['v94rpkdzeight6foursix' , 96];
+        yield ['four1mslzzghlpjtblzfour' , 44];
+        yield ['scrv2four4dxfqpcvnml' , 24];
+        yield ['8sxjs1141fivefive6' , 86];
+        yield ['3eightpqsxgklhkbkdsppone9' , 39];
+        yield ['fcvpsvmsevenfivesqsqvhm6hqmshds' , 76];
+        yield ['5sixfive677' , 57];
+        yield ['kgmpqfgjtk9hghczzhpsgfhsnghdxngd4' , 94];
+        yield ['2xzph98twonesj' , 21];
+        yield ['kphxn9' , 99];
+        yield ['sixeight625ssnpmlpsbtwo' , 62];
+        yield ['twofourhbdmm97' , 27];
+        yield ['ndseven1' , 71];
+        yield ['onelf51' , 11];
+        yield ['88khzmskgldcgttzqnzxdh4bnvxzgdr' , 84];
+        yield ['lchrtnsxtwo7749lbdgfour' , 24];
+        yield ['mmrktfqvvkzrglcpkfjrlm34' , 34];
+        yield ['5six7psdcckhs413threebqnr' , 53];
+        yield ['seven5oneqfourkf' , 74];
+        yield ['hsngkzgnfninegmjvtmtchdgs5grf' , 95];
+        yield ['8qxlscsevensix8' , 88];
+        yield ['bvbhc7dfplnk' , 77];
+        yield ['5jjcshzxhgzs1mpqm9' , 59];
+        yield ['vzqcvvtqjone7one' , 11];
+        yield ['one5threeseven' , 17];
+        yield ['hbtvthree1' , 31];
+        yield ['8five2lonecflvtjqh9eight' , 88];
+        yield ['xckhrnseven9six' , 76];
+        yield ['vggclcqcnfsix8seven924j' , 64];
+        yield ['jfjlzm1fivegplflrcvsix8' , 18];
+        yield ['zd6psbxlv' , 66];
+        yield ['mtcsbn2' , 22];
+        yield ['eightd29rlcd4' , 84];
+        yield ['six41one6csgdbndn' , 66];
+        yield ['four1mh2fourdfktmszp' , 44];
+        yield ['14nsnlqqlgfourxbzzxfztvbxsnxttjmktcxkkkzfphppsczqoneightgc' , 18];
+        yield ['9vlkdznbjt5zqthreetwonedv' , 91];
+        yield ['hqqtrzmknine1' , 91];
+        yield ['6eightsixdmkgnvkjqsqsdhlfzpxqpqdzrlvxm' , 66];
+        yield ['8four2xcztwo' , 82];
+        yield ['mptznhrtsq5fourfour4one' , 51];
+        yield ['8zxnrngjgtgq' , 88];
+        yield ['7s' , 77];
+        yield ['68zrdjfxfiveonerbrqbzxpnhsxkbsqsx5' , 65];
+        yield ['2eight4nine' , 29];
+        yield ['fiveeight6two' , 52];
+        yield ['12jvtjssix87' , 17];
+        yield ['qcxtdnzhtj665bqffftxdp' , 65];
+        yield ['gsxeightwo37v1' , 81];
+        yield ['fxbvtshpbldxfdnkk69jhvgktlthree6' , 66];
+        yield ['2hbxztgsmqsgg57' , 27];
+        yield ['five7sixfpjqdcbvxfgzcfgb' , 56];
+        yield ['soneightthree29qlsddxxfl5' , 15];
+        yield ['cn2' , 22];
+        yield ['29six' , 26];
+        yield ['skrbzfmsixp26twofournine' , 69];
+        yield ['two8onepcddklbzfoureight8' , 28];
+        yield ['nldvphs7dbqxsfflxx4' , 74];
+        yield ['8pngqfour' , 84];
+        yield ['ninefive69nineeighttwo6' , 96];
+        yield ['nine54lnzkckcvteight1bhznxgsixeightwor' , 92];
+        yield ['five18sevenvgktwo47' , 57];
+        yield ['1eightkcmhsb' , 18];
+        yield ['djcmqbvmfsztncvvthree5' , 35];
+        yield ['sixfbbhffjnrz1mtcfbqs76llrvjghtfive' , 65];
+        yield ['five5bkxn4' , 54];
+        yield ['8eightwoc' , 82];
+        yield ['khvcvqthree7rthjfivezdglhfnstbtjglxlpkztwosix' , 36];
+        yield ['72lxsfkmzrb1' , 71];
+        yield ['nmhqmmxlqnpfour8' , 48];
+        yield ['zbgtwonezksvdvfqzthreesix6dlc5' , 25];
+        yield ['6zvn6' , 66];
+        yield ['5pmrjmgvsdcsjlg86' , 56];
+        yield ['twoeightseven21cvntvr' , 21];
+        yield ['3qmqjjqtjskqtthree8sevenxm2' , 32];
+        yield ['four5fourmbdx' , 44];
+        yield ['jpdmdb35vkjdflmlt' , 35];
+        yield ['224' , 24];
+        yield ['six3msltlcgtrnttcvtkrnine' , 69];
+        yield ['nine1d' , 91];
+        yield ['eight6eight6' , 86];
+        yield ['sevenm7' , 77];
+        yield ['threelkngfmstfour9ninelj' , 39];
+        yield ['5rjbbxmchhfhl' , 55];
+        yield ['1two6679twozcgbbldmznvhd' , 12];
+        yield ['eight2tgxkhtfmrk9sevenxntpkhkvjb' , 87];
+        yield ['ninethreetfgtsh6ztcxczsxr' , 96];
+        yield ['9sjzjdeightmbvrvx4' , 94];
+        yield ['6fivetwodszsmffjbh' , 62];
+        yield ['sevenfivezcbqhhsntfbpkz3one3' , 73];
+        yield ['7onenine11' , 71];
+        yield ['glghbpvrbfqsfvnvpxlb5vvqkt8eight' , 58];
+        yield ['rvhqbhlmonenine96' , 16];
+        yield ['npgvjlkdxmsevensixxrkhlt5' , 75];
+        yield ['mhqf52scsgsxtwovcpq' , 52];
+        yield ['zrvznqpcjhtsghfb7' , 77];
+        yield ['five8threeonedl' , 51];
+        yield ['8threefiveknqhmm4five2' , 82];
+        yield ['xdbd4cchcfpvzthreenqqbdkfbnfspmklhvp1ztzs' , 41];
+        yield ['fourmn932eight6rjq6' , 46];
+        yield ['tdj3three' , 33];
+        yield ['2nine98lcpnbchtcfqvqmbrzlhzjjrcsmzgmd' , 28];
+        yield ['1tfive' , 15];
+        yield ['6cbhhqrvjkzfive4pbnrr5hbvdbxln8' , 68];
+        yield ['2eight8three' , 23];
+        yield ['lvveightwo9ninegrlptxdskq' , 89];
+        yield ['3xpcpqkrznrgq72six' , 36];
+        yield ['9pnczone4two4tzjktcktzeight' , 98];
+        yield ['6eightldtmkj' , 68];
+        yield ['pjc9nvbhjmhnine' , 99];
+        yield ['bznzg4sbdmhglddnvbrxtr5nineeight6seven' , 47];
+        yield ['51four7eightwopkv' , 52];
+        yield ['323' , 33];
+        yield ['3cxmrtnjdonehdsxlfneight' , 38];
+        yield ['7kfsxscrsrffour' , 74];
+        yield ['six2sixthree6' , 66];
+        yield ['2nljlkkdoneseven4dvkplq9eight' , 28];
+        yield ['31six9jqrgzmjlk' , 39];
+        yield ['ninefour659' , 99];
+        yield ['zjcfjzbfivesix2bqtnbdzlssvr' , 52];
+        yield ['4onehzrmb' , 41];
+        yield ['6dvfnpbdnr1fhtmdddqx' , 61];
+        yield ['phvgzphlvqeight1' , 81];
+        yield ['22s5' , 25];
+        yield ['fivetwo9' , 59];
+        yield ['gxczffbjgxonerhxklzvkmp89' , 19];
+        yield ['fbrxkzpsmb59997' , 57];
+        yield ['tmf6' , 66];
+        yield ['ninefournine8' , 98];
+        yield ['42fourtwoeightsix96' , 46];
+        yield ['vmhqthreeshcdtwo2three28' , 38];
+        yield ['lpzbfpfhxj8rbspbrjgd882' , 82];
+        yield ['9threesv' , 93];
+        yield ['6xvqch' , 66];
+        yield ['6sixdthree5sevensbxnxvsixthree' , 63];
+        yield ['five2jzsconeightm' , 58];
+        yield ['three9three69eight' , 38];
+        yield ['7789qfhlmznpqzrg3' , 73];
+        yield ['bbf5dtpqhs2jstcbkcfmc2nine' , 59];
+        yield ['eightmpppb6fpdonecrdrbjqtc' , 81];
+        yield ['nineeight1nine' , 99];
+        yield ['four2tpqrhnj8fivexmvhtsfive' , 45];
+        yield ['gbzzxdd8' , 88];
+        yield ['onehrjlhprzz5' , 15];
+        yield ['fourzxxpl2onetwo' , 42];
+        yield ['5four5two97' , 57];
+        yield ['threeeight2' , 32];
+        yield ['5one68656scpqt' , 56];
+        yield ['7qljfddcld1czjb6fivehtqcpnbjfnmrrthree' , 73];
+        yield ['9lrzbkvqmjfv5qkrlmjkrx436' , 96];
+        yield ['hfivetwoxgjkfc72two7' , 57];
+        yield ['gbbbnscg6' , 66];
+        yield ['glrhbfrfivehfkfplnrt49seven' , 57];
+        yield ['nine3sixninefive3zksdxtbbf' , 93];
+        yield ['ninesevenvgnlhpdb123twogfvscpk3' , 93];
+        yield ['fivefsrtpxzlltnfnine1ninevzsxbnine' , 59];
+        yield ['7nineone44bdxoneeightnfpckpdjsq' , 78];
+        yield ['rcrtqnnrm15' , 15];
+        yield ['eightfive8' , 88];
+        yield ['eight2dqzcjfkfsfoureightfmjrpdkqj9' , 89];
+        yield ['one69twornine' , 19];
+        yield ['fivefjpzeight6' , 56];
+        yield ['5qxqdcl7qzfqvmsfnnine9fouronedmdg' , 51];
+        yield ['7sevenone4four5eightone' , 71];
+        yield ['phxdrlcd3two' , 32];
+        yield ['fnoneight12vqscqzxdgdzsvfqggbt9zphpvndl' , 19];
+        yield ['eight6jhjqrvsgbteight2' , 82];
+        yield ['gdhznsvfmdeight6jpvdmrdsix92one' , 81];
+        yield ['onescsrmks474ninetwo' , 12];
+        yield ['51bmcpkkttczbsbhvfdzgfbccbllxskmtxvs' , 51];
+        yield ['61eight' , 68];
+        yield ['qfplfour7fourvhsbxtzrb7three' , 43];
+        yield ['ninefg8two' , 92];
+        yield ['8seventxeight3gzbvjmbcmzoneightrlx' , 88];
+        yield ['16twobghcqnfiveseven' , 17];
+        yield ['one26sevenone' , 11];
+        yield ['three4sevenone996fplzjqh1' , 31];
+        yield ['pkszjvhtdg9six' , 96];
+        yield ['eightfcbbchqtxbvzmdnj1fourkvldvbzltm8' , 88];
+        yield ['5sevenfivevhcrl78' , 58];
+        yield ['7bjmr96ghmzhzh641' , 71];
+        yield ['seven71' , 71];
+        yield ['ljstghtkzcthree64two3hbvbgconethree' , 33];
+        yield ['9fourninednbrkdfnxeight2zppqsnx' , 92];
+        yield ['zfjm8ktwofivezr' , 85];
+        yield ['qtfvmhvpthree4fivehsxkxnpchmfcvr2sixfour' , 34];
+        yield ['ninetwo3dthqone' , 91];
+        yield ['six2ncdntspl1fivenmxzxh81' , 61];
+        yield ['twoqtpfbfive8mhvkjstfp7gddzmmdnxqrvp' , 27];
+        yield ['threesixone3tgbtbone81one' , 31];
+        yield ['8vqmtnfkhm1' , 81];
+        yield ['zgtldxtbgxgfour8eight65' , 45];
+        yield ['hbk6threeseven' , 67];
+        yield ['1tpnrcfivejbqllpgx' , 15];
+        yield ['twotwo4xcppqxftxeight8six2' , 22];
+        yield ['2seven5bnvqdfbtwo8eightsflgdzqczpcf' , 28];
+        yield ['two45' , 25];
+        yield ['4kqrscxrsdveightflhrmcpxrnqfrzrsixkj5oneightbls' , 48];
+        yield ['5jttone1six' , 56];
+        yield ['nine95eight3fourseven' , 97];
+        yield ['fivepkknbrqfkdhk8ndt7three' , 53];
+        yield ['sevenfivetwo4vqkjlznxl9oneseven' , 77];
+        yield ['nlzrrsbqllsevenfive94threecmzbp' , 73];
+        yield ['qnszclmv6eightthreeeighteight1nine' , 69];
+        yield ['oneninesevenmmqpd6oneninenjvcrbgnjm' , 19];
+        yield ['jptwone67kqxkdfscsjmfseven14kz7' , 27];
+        yield ['threexzxlgceightfour8' , 38];
+        yield ['3fzbtwofivefour6' , 36];
+        yield ['hdr4plslvxqxm6sixnine' , 49];
+        yield ['one62ttrpmhjvfk1' , 11];
+        yield ['foursix5phpfcxzrrbhsv' , 45];
+        yield ['eight81' , 81];
+        yield ['7cfdqxdqjq' , 77];
+        yield ['69eightfive' , 65];
+        yield ['6nphsmsqsevensevenonefourbsmg' , 64];
+        yield ['sixeightsix9vk' , 69];
+        yield ['freightfkthreesixfour6hzdmrcqzbs' , 86];
+        yield ['vclmkqdqeightseven5eighteight5bbvzqlslt' , 85];
+        yield ['nfbzpffd198six' , 16];
+        yield ['jpeightwofivethreetfzgnpfive1' , 81];
+        yield ['sixseven2trjjh' , 62];
+        yield ['4ssfourtwopqsgvbvktk' , 42];
+        yield ['five8twoonefksixseven9' , 59];
+        yield ['5eighteight2g1six7' , 57];
+        yield ['fivethree9twonelgh' , 51];
+        yield ['4fourxbnhjfoursix' , 46];
+        yield ['lqdspqgjnnhxnine99oneninefourttpskhdzhq' , 94];
+        yield ['fskvvccb178' , 18];
+        yield ['eight3twogsjlqhfhr' , 82];
+        yield ['sevenklhxjjlzrx7sevensix' , 76];
+        yield ['84nine5zqjbhjsxvn61sixone' , 81];
+        yield ['two9htsj' , 29];
+        yield ['sixfiveninep75tgggjszfbsix' , 66];
+        yield ['sixbrthjrnnvmqgb8' , 68];
+        yield ['tpcb25twothree' , 23];
+        yield ['9fxkfzmqdgll' , 99];
+        yield ['cnqjxttzpthree2vfxrklhrmgsevenvsjkf' , 37];
+        yield ['tljlxbfbk43' , 43];
+        yield ['mcpjvsevenseven5three4' , 74];
+        yield ['cvvckfncxjlxrp381four1' , 31];
+        yield ['63vksn7six185nine' , 69];
+        yield ['fourhbg8thjnmvlctsixninejpjkxqhcljrvgrm7' , 47];
+        yield ['649eightone1four' , 64];
+        yield ['nrmjcbpdsb6fourpcbpb' , 64];
+        yield ['one6nineone65' , 15];
+        yield ['g2x36' , 26];
+        yield ['nine9sixvbnzsqbrj' , 96];
+        yield ['four3sixhfngsjrsnth977' , 47];
+        yield ['seven9692dfchqbdzztmfztl' , 72];
+        yield ['six1pdtgbdhzmqtmhz6ninetwo' , 62];
+        yield ['rzjssbsz92six1four' , 94];
+        yield ['4sevennineninesixvgjsxqrgnbgfpzpggmkzjrq' , 46];
+        yield ['5onefourthree7seven' , 57];
+        yield ['9zgjt' , 99];
+        yield ['eightnsrq37qhthree' , 83];
+        yield ['czknlpbntwoseven1twopfhfdhrkgh8sevennine' , 29];
+        yield ['3eight9' , 39];
+        yield ['sevengltpjfpkb32ninetwo5' , 75];
+        yield ['five8ninehxgkcfxm5fthree4' , 54];
+        yield ['8three9drtnqx' , 89];
+        yield ['lldtcdsfvvqcsvprgggnfourhklqqsjbvttskq3' , 43];
+        yield ['vrxmtwoftjngsfour1sixlfbdkxbppj7' , 27];
+        yield ['khvvrrhc2eightfive9' , 29];
+        yield ['kmsdthsbffjxdgfvmppgrfglxkplv2pvtpm48' , 28];
+        yield ['49gzlbspqv45qdsvp9five' , 45];
+        yield ['threehzjcp6threed4' , 34];
+        yield ['sevenone6onefivefourcpznxpseven' , 77];
+        yield ['85zc6' , 86];
+        yield ['eight92fccninefourthree' , 83];
+        yield ['36hpqnpmmxrhsftwotpt' , 32];
+        yield ['11six6' , 16];
+        yield ['5vzkjxh' , 55];
+        yield ['4ptvlmns' , 44];
+        yield ['19f41seven7twonesmr' , 11];
+        yield ['39threevrvjhfpzmp1seven38' , 38];
+        yield ['five6eightfourqjgfvhqjclt' , 54];
+        yield ['ktjsgzqkzgplz85' , 85];
+        yield ['242sevensevenninelrxhqvddb6mbfxmx' , 26];
+        yield ['54threekfcqtpfgeightvlm' , 58];
+        yield ['sixfivetwo82seven8threes' , 63];
+        yield ['vtckldxdssix5mfjrmhvtlninemq47' , 67];
+        yield ['977sspjhmddkznine1sevengjnm' , 97];
+        yield ['ninexmjfhhnhhv3ckndjbdxjcfive4' , 94];
+        yield ['toneightnine96' , 16];
+        yield ['twoxfsix5qtjghvqnjseven9six' , 26];
+        yield ['fflplfmqx73fivethreeqmsncsl2six3' , 73];
+        yield ['xxvbfcbb7kkjzgmtvp38df2gcfhjtt' , 72];
+        yield ['knthlxc795foursevensevenseven' , 77];
+        yield ['twof91two4' , 24];
+        yield ['four9sixjkjqcrnine9eight' , 48];
+        yield ['sixnine1two5' , 65];
+        yield ['mrrhthtfbszfxqpkhs57' , 57];
+        yield ['five985tmcr' , 55];
+        yield ['l4eight' , 48];
+        yield ['twosix7' , 27];
+        yield ['ggztprpshxbgbvgllfjxr7x2ql' , 72];
+        yield ['9one6nine3xttqxqjnjsvknzg' , 93];
+        yield ['1nine8172' , 12];
+        yield ['1npfxpgcmbckgtcgvlksevenjfdbs8sevengqdcsn' , 17];
+        yield ['eightzbjqsix613nine' , 89];
+        yield ['sixkfczsxbnpfourzsninegtjkg5five' , 65];
+        yield ['47four4gtwofive' , 45];
+        yield ['jczqhs41' , 41];
+        yield ['2jzmpchxv' , 22];
+        yield ['xxxx8eight36sixpzpdvvvvntwo' , 82];
+        yield ['two649nine6' , 26];
+        yield ['four36sixhfzslcnhpssixthree1' , 41];
+        yield ['9eightninefivez' , 95];
+        yield ['933cvvf1sixsvkr21' , 91];
+        yield ['zrsnsqdcfmxm9fsjqfzd7' , 97];
+        yield ['five7sngmpcz' , 57];
+        yield ['sevenlzrzgddch5dnvvkzf3sixsix6dnhtbkq' , 76];
+        yield ['5lbdtxdzoneone6' , 56];
+        yield ['vkjvhl4mslfs' , 44];
+        yield ['pvgvmtxvsjdpth39' , 39];
+        yield ['gg83ltnfcsv4seven' , 87];
+        yield ['lksmpxxd91dnkjq1fktbfmvgh' , 91];
+        yield ['djfslttn2' , 22];
+        yield ['onefour9three8sgbtlbtsmh' , 18];
+        yield ['qnrrtjxtninefive88sixmhhbqs78' , 98];
+        yield ['mgrpmfvvxf37onefour478' , 38];
+        yield ['two26two' , 22];
+        yield ['4three3five767' , 47];
+        yield ['eight5l' , 85];
+        yield ['3pm8cpkczckxfc' , 38];
+        yield ['6nine5one2841phpgfxhfr' , 61];
+        yield ['4threetwofxblrfnfhj8eightone' , 41];
+        yield ['ninetwotwoqk9fourqmzzz' , 94];
+        yield ['211127mkhpmsr' , 27];
+        yield ['mssppjqvlt75xjccfcjfiver' , 75];
+        yield ['57mfour' , 54];
+        yield ['rdj6smlgs' , 66];
+        yield ['gjllvdmmgktwodhnnbsfourbvqvlvpcv6v' , 26];
+        yield ['seven2fiverthjdnfqgnine' , 79];
+        yield ['7sixtgns8xfmrx' , 78];
+        yield ['sixdcfpbdt3lcnlsxxone1' , 61];
+        yield ['9jxpl5sjzqxxk9' , 99];
+        yield ['four2bzcdrbmfiveseven1four' , 44];
+        yield ['jtwonefivefvftvbpsptftbvpxzz2fhgmlqrfsevenvrznjjlchbqtrgbb' , 27];
+        yield ['4seven3crjjzzbseven78gkcjf' , 48];
+        yield ['djnqxxtsevenpthdvddhdm5977three' , 73];
+        yield ['threeonethreex92bnmpv3' , 33];
+        yield ['klgxtpg4one3kcnhfqp' , 43];
+        yield ['2dhsbc98' , 28];
+        yield ['mrqfvbgjqnfpggnn2spmjkvbchpzpcgcmzvcddtl7seven' , 27];
+        yield ['3xccrgznljpskhxnqbtjtcvmrmthreef' , 33];
+        yield ['4jphblzdzpfouroneone' , 41];
+        yield ['68twotmmsdvxtwotworrjvzfiveseven' , 67];
+        yield ['864861' , 81];
+        yield ['1qzcctgzsixjtlztmdrtd2' , 12];
+        yield ['4seventwo62' , 42];
+        yield ['one8kjkjvtvhfive6tsvqnine5tkdsv' , 15];
+        yield ['7m2' , 72];
+        yield ['twoeight77sevenfs' , 27];
+        yield ['vb8gflhvvf7hleight54' , 84];
+        yield ['fourcxmkbmmzbhz494gncgbsj' , 44];
+        yield ['bjzzsllj5gphkfnrncp3eightnine' , 59];
+        yield ['four73' , 43];
+        yield ['psvtbtf93zgdpmjxrmvsjmceightpsmhvhtfrthree' , 93];
+        yield ['492fkvcvcrrkhcxtgdbdclzn4' , 44];
+        yield ['bmf5' , 55];
+        yield ['twovqfxqsfgr8glst1three1' , 21];
+        yield ['qhqfglndqzbrhvxjdhgddnfl57vmzseven' , 57];
+        yield ['tptfourfour4threembr2' , 42];
+        yield ['94four' , 94];
+        yield ['57xfnxbcqntkrtzpzcvfbxtjjoneone' , 51];
+        yield ['7nbsmqjqzthreegddkfournbdxlrrl' , 74];
+        yield ['jdmnzjpxklfjbnbqtbc2onefour4ninefivenrhdkzpjcn' , 25];
+        yield ['9621nine4' , 94];
+        yield ['3qbtrqn4' , 34];
+        yield ['3bs' , 33];
+        yield ['5qncklxjnzr4seven' , 57];
+        yield ['64sevenjdpmgpvqszcb' , 67];
+        yield ['sixeight3five89' , 69];
+        yield ['4twothreeseven8nzd1four' , 44];
+        yield ['7ntnp8xqhs' , 78];
+        yield ['fourxfzdrjseven8four' , 44];
+        yield ['3lmgfpfbkrb' , 33];
+        yield ['jqfsptcs98gjgvgbeightsevensevenninesrqxjoneightdvb' , 98];
+        yield ['fivesrzpr9fcntvgjeighttwonjmthree' , 53];
+        yield ['2hdtrbvfjhpt3seven439' , 29];
+        yield ['th8sevenseven' , 87];
+        yield ['xdnbklcrz7two6fivetwosnfszfffqtrbhtr' , 72];
+        yield ['6sixninesdqlrc' , 69];
+        yield ['fourxjtddtqgdssevenfive6' , 46];
+        yield ['2ninethreeone' , 21];
+        yield ['4four8' , 48];
+        yield ['five62fivefivermd2six6' , 56];
+        yield ['eightsevenfour8thrmnsevenflmhqvmptnnine' , 89];
+        yield ['eightdd4threeeightone7rtf' , 87];
+        yield ['gkkonerz668srfkl' , 18];
+        yield ['zlt6cv3ninetwo' , 62];
+        yield ['3seven3bgklkfceightsevenbhvjjd4' , 34];
+        yield ['9seventhreellgvjs89' , 99];
+        yield ['fivemjlvqdtp2czcht' , 52];
+        yield ['kldcmlddhzthreethree2ndzqcmlsthree9sevennine' , 39];
+        yield ['tmxcpqchmqhzbjhkrpjtq217four' , 24];
+        yield ['2twogssdgqxtwotwo157' , 27];
+        yield ['twotwo8eightsix' , 26];
+        yield ['91gcvsfbxnr2' , 92];
+        yield ['btngjhhlpnqthreesixtwo1onejrnfxldzvx2eightwovxj' , 32];
+        yield ['9eightsixsixtwonineninefive' , 95];
+        yield ['ninethreeeightxlx3bcfdvqct' , 93];
+        yield ['5krhtdqfpc5pq' , 55];
+        yield ['four6xzqs91ninetzhpjdtdkxxthzhp' , 49];
+        yield ['ponefourksmmg5qqnldbdbbrtlxtnnr' , 15];
+        yield ['four3rc' , 43];
+        yield ['sixfiveone58nine' , 69];
+        yield ['ljdbmmlgg7' , 77];
+        yield ['six5fq' , 65];
+        yield ['5three3sevenhxlsix4bkkbsfdsgnncf' , 54];
+        yield ['twofivefcfb6' , 26];
+        yield ['mtgtkrrxhnine7zbqzdnonethreej' , 93];
+        yield ['twoonesevenscpqxpmxeightjgbfour7' , 27];
+        yield ['5gfcknine' , 59];
+        yield ['fiveeightseven9' , 59];
+        yield ['foureighthcstwonxrjflrbzpfourfive5' , 45];
+        yield ['9cxm' , 99];
+        yield ['95rjzhthree7sevennineninefour' , 94];
+        yield ['7six9zghtzslldb2ksfrcrntjfjcq' , 72];
+        yield ['2seven9nine' , 29];
+        yield ['86tncfxmg26' , 86];
+        yield ['sevenfivesix2eight' , 78];
+        yield ['634ldmgqdntcbeightone' , 61];
+        yield ['3vxvqbhjgjv1skrseven' , 37];
+        yield ['22one' , 21];
+        yield ['ntfsixone4zrjglkone8pvgqrnnppsxxbqh' , 68];
+        yield ['foureight8rrrxbt' , 48];
+        yield ['mmkpqzgbfn4ljdq8onekz' , 41];
+        yield ['856six8three1' , 81];
+        yield ['onez766' , 16];
+        yield ['42eightfivejzbpgl2crltttkhfx' , 42];
+        yield ['4eightlpksrlkjzpjxh7' , 47];
+        yield ['five6onefive6' , 56];
+        yield ['seven1eightxtf' , 78];
+        yield ['txdczfnngfxsix4' , 64];
+        yield ['fivezvkcjczgz1gfpsdspsm45l' , 55];
+        yield ['4gvdvlzxninedfndgfkdsixncfour' , 44];
+        yield ['2two915sixrqjksjr' , 26];
+        yield ['cbjhntsevensixfivefgpzzkgkt7pkmggrptwo' , 72];
+        yield ['jplfnvvgls4cnvqtkjffcqlfkxqm9zvzvsptkfive' , 45];
+        yield ['7sevenvqbvjrpnglcxsbqxttfdrv' , 77];
+        yield ['57sevensix' , 56];
+        yield ['2seven65smgpnfbm4pjbpq' , 24];
+        yield ['sevenhsix31drcreight' , 78];
+        yield ['9fivejtbqkmkf41xfninethreetwo' , 92];
+        yield ['threeeight7sixnine' , 39];
+        yield ['threeeightsevenseven8' , 38];
+        yield ['four3qrz19sixmvkrhjbb5' , 45];
+        yield ['mtfbjrknlrtwo36eightzkslznj' , 28];
+        yield ['kndkhvzsghsdqpfonekdqjfszhv6hmrgbf5' , 15];
+        yield ['gbxjrvh27five675htszone' , 21];
+        yield ['6rlqppzkcsg53two' , 62];
+        yield ['sevenxnrnmrh3cpllvxsdvd9' , 79];
+        yield ['gvtrgstx6xbpgpjthreeeight' , 68];
+        yield ['hlzvszhsix4' , 64];
+        yield ['dtxjcxfx7spkprqgn' , 77];
+        yield ['7five6nineseven' , 77];
+        yield ['6ntctkrjdvl1pgjhm' , 61];
+        yield ['qreightwo395' , 85];
+        yield ['nineone4eightsixkt3four' , 94];
+        yield ['19five44eightrtnseven' , 17];
+        yield ['1v6jskjjkzjthree' , 13];
+        yield ['fouroneeightfivenjpcn8ggtvz' , 48];
+        yield ['rhtjdxdljht919five3' , 93];
+        yield ['sixsevenktqxltbhseven28' , 68];
+        yield ['26ffncztbln' , 26];
+        yield ['2eightsevenstv84319' , 29];
+        yield ['jrqhbkj93tmrgfgtlffour97eight' , 98];
+        yield ['84two9five' , 85];
+        yield ['27seven86six9' , 29];
+        yield ['nxsgbzvlkm9six5six1' , 91];
+        yield ['five3fxmeightfourthree66' , 56];
+        yield ['1nineeight2one' , 11];
+        yield ['tbfvqssbxl1meightsevenpbk' , 17];
+        yield ['8sixthreexnpvk9lgjhpzeight' , 88];
+        yield ['qvchcvkkgsbeightzhkgxjnine1' , 81];
+        yield ['4tkcd1threesix3' , 43];
+        yield ['fjmnhf9nine9kmmeight535' , 95];
+        yield ['five9nrvxkhnfour' , 54];
+        yield ['2eightqdmjsninej' , 29];
+        yield ['764nine1two' , 72];
+        yield ['hzcxjs8foursb' , 84];
+        yield ['1sevenfivejlcn' , 15];
+        yield ['2dzrvmnd9' , 29];
+        yield ['nine8j9qgfivethbxfcvsixthree' , 93];
+        yield ['1threes' , 13];
+        yield ['fivebhcl8five' , 55];
+        yield ['6nrrm' , 66];
+        yield ['three7fourdr' , 34];
+        yield ['czqkm8qmbpzbbfour5seventwoczrj9' , 89];
+        yield ['krrjcbqltjfourfive1one7vhzftwo' , 42];
+        yield ['vsjxsffrrpz3jmrgbcbjh' , 33];
+        yield ['19sevenvlfndx2onetwos' , 12];
+        yield ['fourrshljvhgv18ninenbgfour' , 44];
+        yield ['h2sixgdlxbcqjmz23' , 23];
+        yield ['btrhktjxdnvckdc5dz' , 55];
+        yield ['fbzrcltwo12' , 22];
+        yield ['sevenfour8fjgvsqk29pgfpzsmj' , 79];
+        yield ['two5fjpdjtqttt36' , 26];
+        yield ['eightljvvhplp5nine' , 89];
+        yield ['53eightrptfckvfczseveneightsevenqmxjpvhgnfb' , 57];
+        yield ['1jtngmjtpftgzzdmjfzhmtxf' , 11];
+        yield ['pgphqgqvjzfeight67' , 87];
+        yield ['ntqfktninefivebfrthreenine8' , 98];
+        yield ['fthfnml152zqseven1zvsix' , 16];
+        yield ['six9sixthree9zsrzpxnvqp7' , 67];
+        yield ['xfqjxgjtzf19nzkdfourtwo' , 12];
+        yield ['jqntpbdlpsrhsfbvsevenjgxhkcq5one' , 71];
+        yield ['1fivevstjfourf' , 14];
+        yield ['prdvlvpzjxrtmdfoursevenfive3hxvblpmkvh' , 43];
+        yield ['dzjdfive7four1eight95' , 55];
+        yield ['7ql1nine1threetwosjv' , 72];
+        yield ['twonine3four' , 24];
+        yield ['6dbjxsbqntbhrfsxkl6six4eighttwotbztgzxtsk' , 62];
+        yield ['two9bqbnfdn5' , 25];
+        yield ['8frt3vcd8h' , 88];
+        yield ['fhnrjsixthree3' , 63];
+        yield ['pfddphghh41' , 41];
+        yield ['sixfive1151' , 61];
+        yield ['6six9one8rrjvpptljmbssk5cprgg' , 65];
+        yield ['49ljkjvjcbbthreesevenrqhvmtspftwo5' , 45];
+        yield ['nine8615qtxm8' , 98];
+        yield ['f96five' , 95];
+        yield ['9sbvxpqjhpjeightjxvbxs' , 98];
+        yield ['cvssllqx32' , 32];
+        yield ['4lbgdsrftqcpsbscvmkhonezrfourtmpnnms5kzrv' , 45];
+        yield ['7four5761seven' , 77];
+        yield ['dktmlnzhpqcnhgk5' , 55];
+        yield ['cgzgckzxcrthlb27tcfourfiverggslx' , 25];
+        yield ['43eightlpcgtvx' , 48];
+        yield ['szkqjfmsixthreegffszqhhninefive4gdgn1' , 61];
+        yield ['rhfzbnczlzjjfskg838' , 88];
+        yield ['pkfoneight1five3five' , 15];
+        yield ['39sixnineeight6' , 36];
+        yield ['hzjpqnmtndfive6rpkgcpbvx3two1' , 51];
+        yield ['9nine3five373' , 93];
+        yield ['kxccthreeninefhcvzh36five' , 35];
+        yield ['three5mqnll1mtgbfhr' , 31];
+        yield ['seven5tg4eightcctnzthldreightsctgkshdgr4' , 74];
+        yield ['six4fivefoureight3' , 63];
+        yield ['qthree7' , 37];
+        yield ['4threethreetwotwothree1lvkskqgn' , 41];
+        yield ['69lczgone8frk' , 68];
+        yield ['68mhcnineeight5zncqz5' , 65];
+        yield ['eightbsjvcjnn7fourfive4seventhree' , 83];
+        yield ['five9eight' , 58];
+        yield ['one4four5four8three' , 13];
+        yield ['fivesnkkldmjxfgnqrmcjtkeightgsb8' , 58];
+        yield ['sixscmqtfourgjzxmtcqmt2zgnkzspb73' , 63];
+        yield ['7fmdrpbeight151stdxxz4' , 74];
+        yield ['teighteight1557twojkccnlsgxp' , 82];
+        yield ['sevenmhkptflv1' , 71];
+        yield ['ntrlqjtxjqcxltg138' , 18];
+        yield ['one9zpthree9' , 19];
+        yield ['two7mtdj69' , 29];
+        yield ['tclxbdeightonedtjsdbone17' , 87];
+        yield ['5173' , 53];
+        yield ['q8ninethree86' , 86];
+        yield ['2eight5one1seven' , 27];
+        yield ['9onexcckgdxb' , 91];
+        yield ['l1jtwo' , 12];
+        yield ['ktfnfjm4' , 44];
+        yield ['7lxcrfpvxggfkpfnhjmm36mjslmhtfpmeightfiveseven' , 77];
+        yield ['bvhzdf74onelhptjshq' , 71];
+        yield ['eight3srvbqxmcnthree' , 83];
+        yield ['fivesix2ptjbknone' , 51];
+        yield ['vggmbmqspdj7six45eightfpglndqmsm' , 78];
+        yield ['eightsixcfour2' , 82];
+        yield ['kctpnpdbsfour49zncpnxbrzvqgmm' , 49];
+        yield ['7nine8seven446fourfour' , 74];
+        yield ['dkmt1pdpz' , 11];
+        yield ['eight6xthvzjcjoneone6five' , 85];
+        yield ['pzpvrvbbrbdsdbh8vonemkntqnrpn' , 81];
+        yield ['1xbvsmqbmbjfeightsjsr' , 18];
+        yield ['threebfcsllrone74tfdmrjnine4vhfrv' , 34];
+        yield ['5pt6onebrknnstfcn999nine' , 59];
+        yield ['hz8vntdnmvtvnine' , 89];
+        yield ['cgzxctckcvpvdg24hrdztmqctqmqkjbjjgl' , 24];
+        yield ['pbkmkcdfqsxgtprrpgprfgk96sevenzxsbjklsbrsmbeight' , 98];
+        yield ['sevenrqfourdxqnnlj89rnine8' , 78];
+        yield ['ninepqldpssh9h' , 99];
+        yield ['5bjdnine8threefour' , 54];
+        yield ['1onenineeightmnglcrd' , 18];
+        yield ['xjsmppqm56seven6qqdsgpxkkd' , 56];
+        yield ['six79fourfour1' , 61];
+        yield ['2jrdzvmfone2six8' , 28];
+        yield ['sevennssvhnpxkl3dsdqlhqxt3xkpqnine' , 79];
+        yield ['foureightone1onesixnqlrkndqzf' , 46];
+        yield ['742five25ninethree' , 73];
+        yield ['onexc87gbrgsdzdxqvqfns' , 17];
+        yield ['43zrsfzzsgm4fivezqxxztkp' , 45];
+        yield ['qvdnfvjlhlmznine1twothree' , 93];
+        yield ['8hdpjzkzblbcjfcl5ktdjfoursixfour8' , 88];
+        yield ['twofive7phqgtv' , 27];
+        yield ['six7ftkmlzfx' , 67];
+        yield ['4sixsevensix8' , 48];
+        yield ['1qmnxhfjsrq' , 11];
+        yield ['3fiverfqqq58two' , 32];
+        yield ['sbqhm6' , 66];
+        yield ['9xxtone6' , 96];
+        yield ['ln5vphjcpqhqqzdmpj' , 55];
+        yield ['sixsixcvnkvvrq3vrlgfvzbf' , 63];
+        yield ['8qkmsvcgninebfnsgmvk' , 89];
+        yield ['ninemjsbpppdmknqhjkvcqkq1four8fourseven' , 97];
+        yield ['sixsksgflz3fiveoneqmrk9' , 69];
+        yield ['945cskxxdtnt42' , 92];
+        yield ['ninesixxsfmcxkfour9gfmgthree' , 93];
+        yield ['sixxgskmzdpsvlxb8five2' , 62];
+        yield ['6hhqdfbjthreeonefour' , 64];
+        yield ['4onemzcgbh' , 41];
+        yield ['onesix1five' , 15];
+        yield ['3sevenhtqtbpp5seventrrlpfmg' , 37];
+        yield ['65fbcsix' , 66];
+        yield ['8rtghmdsfjqv554' , 84];
+        yield ['1cbnhbdrczvmfiveplsdjq5eight' , 18];
+        yield ['threeninemqfbrtlbpc85three62' , 32];
+        yield ['four88fourjttl23' , 43];
+        yield ['onefivejndtjrgkqfmzrlqv69twoneqj' , 11];
+        yield ['tworzgmq434qtlqtlfqdb2twofour' , 24];
+        yield ['g74sltkbkzgmthreegscb6four' , 74];
+        yield ['eightzgshcpeight5one' , 81];
+        yield ['fqprbftzmjlmdr4jssixfrfgsrggzhgxktqr1' , 41];
+        yield ['kdzzccthree8szbzqtq' , 38];
+        yield ['threefourcbnjx6vfbgrcmtnine39' , 39];
+        yield ['eight7jscjxtvxxbbc' , 87];
+        yield ['61tstktfive' , 65];
+        yield ['2threeseven' , 27];
+        yield ['rxsfrxqlmt9' , 99];
+        yield ['zqptzffzmf9' , 99];
+        yield ['b4eightthreep7six' , 46];
+        yield ['onethreebvnqhkdzfkbjrgnjdtvzgv7sevenrhp' , 17];
+        yield ['sevensixnndcjznctg1' , 71];
+        yield ['m2' , 22];
+        yield ['15sixvmsqnsmjv7' , 17];
+        yield ['242' , 22];
+        yield ['25kvtgjnxtk43eightczvl8' , 28];
+        yield ['eight8sixthreelcfddgn1hzqxjfvtjzqpkzdltdpjb' , 81];
+        yield ['eightfiveonerxz1' , 81];
+        yield ['mphmgxtqjlxjkx6rzprj1hrbtmnteight' , 68];
+        yield ['jldrhxvgghbrv1' , 11];
+        yield ['15fourrfzncjlgnineeightxhnvv' , 18];
+        yield ['566three1fbs97' , 57];
+        yield ['7pqmgdsix98fiveone' , 71];
+        yield ['6qqccfgxhbhdhjzmnqqqmb' , 66];
+        yield ['five1onepxvdqht2sevenrggfhmtwocmmfxplbmp' , 52];
+        yield ['cnine2nineeight741' , 91];
+        yield ['kcggzltqv9trcznjzfkmbfrfqsvvzsfnlh' , 99];
+        yield ['jttwone6dreightssfptmbc' , 28];
+        yield ['3blslthreetmtwo83' , 33];
+        yield ['78965rjgchhgll' , 75];
+        yield ['5ljmbjqk7hgjdmtgxpzs' , 57];
+        yield ['twosmk3two4fiveeighttwo' , 22];
+        yield ['qttftkrmrpscczdtxkcfournineztkkfour1' , 41];
+        yield ['71flmtrrssgcrxlktdmpbkh' , 71];
+        yield ['vvbmqjh33soneightrg' , 38];
+        yield ['3hlzmdpmzrrfqczv' , 33];
+        yield ['seven8twoxtzjhq' , 72];
+        yield ['64h73jvqjzlfcfdfour' , 64];
+        yield ['sixznbkx66spzg' , 66];
+        yield ['dtseven6' , 76];
+        yield ['seventqxtnkrvv1sixseven' , 77];
+        yield ['cgtshp1' , 11];
+        yield ['4nine8' , 48];
+        yield ['1kptdlhbsixthreeghpgbjjr' , 13];
+        yield ['pk7four' , 74];
+        yield ['7hbdflbcxdfivetwo' , 72];
+        yield ['eightzrzcrnlkd2hrdpl' , 82];
+        yield ['twodpsix9fivegkdkgtqlsix5four' , 24];
+        yield ['4gfgvsevenmgzkpdsix4' , 44];
+        yield ['3eightqlg29' , 39];
+        yield ['6fqvzgdbmgjl57eight1nineeight' , 68];
+        yield ['two8xpqlfp3njzdfivecvx2' , 22];
+        yield ['gbtwoneftrjc733four' , 24];
+        yield ['6gqrfzrqnthreeseven4sevenltfpfour2' , 62];
+        yield ['gtgnjsixdxt4five' , 65];
+        yield ['mmvrthqbkvvl37' , 37];
+        yield ['3one4fourtpspnczvvbvlrthxc' , 34];
+        yield ['2eightjqmjqkninecmcfkpvvxl' , 29];
+        yield ['fourninethreethreebqvvzd6eightwor' , 42];
+        yield ['7four1gbnjmmbp1sevensztfrvzx5' , 75];
+        yield ['6one5hcdqtfkfzbl54five' , 65];
+        yield ['93bnghqnine' , 99];
+        yield ['cxjvtgmgd7qxqxmxv' , 77];
+        yield ['6538three6threehvqx' , 63];
+        yield ['95sixseventwoone' , 91];
+        yield ['one86nrfddkxnlgvglqbdxfnf6nine4' , 14];
+        yield ['8zltdpcmctqkhhnxgcxsbphxbksix3' , 83];
+        yield ['rrdp4psctpgdpm61eight6' , 46];
+        yield ['cxgvfqhvsevenrpg8threepfqxphrjkr' , 73];
+        yield ['fivemnsjxdmhqkzhxv4' , 54];
+        yield ['5knvlqvr1fiveqfpjlqltwokjf' , 52];
+        yield ['threeonegrxgzsvdhkdcmzvfpseven5zmfiveseven' , 37];
+        yield ['eighteight717pxblll5sevensix' , 86];
+        yield ['2cnhcmftwosix' , 26];
+        yield ['zzbdfnine3x55' , 95];
+        yield ['one485ninecknv' , 19];
+        yield ['7onesixonesrptdsixnine8eight' , 78];
+        yield ['9fourtwo9kmjmbdnnvjjfgxdc' , 99];
+        yield ['foureightonespxsprvxpmgqqcdtz5r9' , 49];
+        yield ['39hzsklqnzpfivepsfjhkpbpgvf' , 35];
+        yield ['7five7threevqjbnthree9ccv' , 79];
+        yield ['qlnoneightfnineninetfdmb8msixcxcmjxpvfr' , 16];
+        yield ['sixeight2xflfivesix' , 66];
+        yield ['jxxzbnine5tlhzrzq54' , 94];
+        yield ['6eight7311' , 61];
+        yield ['8twontzkqkdg6ninesixzbzone6' , 86];
+        yield ['eightsixfournine9' , 89];
+        yield ['jmrd4' , 44];
+        yield ['78threefivesixseven8gfc' , 78];
+        yield ['rnmcgvmponeeighthxn1' , 11];
+        yield ['seven682mdxrvzfshseventvpgvv' , 77];
+        yield ['eight5jftlfcbkfr' , 85];
+        yield ['four4seven3' , 43];
+        yield ['4nsmkvsxc22tj' , 42];
+        yield ['three4435' , 35];
+        yield ['563threesixtwo5six' , 56];
+        yield ['qxlzsgvkbh4' , 44];
+        yield ['xoneightsixfourhlrttrld85onetwotfdx' , 12];
+        yield ['7dvlkcphhrdrzttqn2ztxvdbhdhtplmcbhphxnvg' , 72];
+        yield ['hfzd59nineonexznhg' , 51];
+        yield ['onetwo29threex' , 13];
+        yield ['3four9eight' , 38];
+        yield ['jcqprfrm6nmzplggbrnine' , 69];
+        yield ['kone8' , 18];
+        yield ['hgn9pkrxmrtmtwofsfdmbgnmsfourone' , 91];
+        yield ['8pljqhtm' , 88];
+        yield ['4eight6fivetwohbrxgtbb6nfive' , 45];
+        yield ['hgdnxvkhghfnbvgsqxn39eighteight' , 38];
+        yield ['tzcsdqkvkhvcrngeight226rvvz1xkblchlg' , 81];
+        yield ['9qlpvsvdkxgbsixhnxfrcfmx6seven4one' , 91];
+        yield ['9bcppqvxt7eight3five' , 95];
+        yield ['5tnmcnrlsnqpkrfprtwonm2four' , 54];
+        yield ['8eightndzgrtfgpm25tsdcjvckninebchlrd' , 89];
+        yield ['9sxjbgrvtblnxfphqsix571df' , 91];
+        yield ['eightckd32oneightk' , 88];
+        yield ['twotkvsixoneqnzjd2mnhhp' , 22];
+        yield ['two3l5sixfivecgkr2' , 22];
+        yield ['nine4two' , 92];
+        yield ['964five' , 95];
+        yield ['seventmxhtjnbmj7nlkmbgmbxbhseven' , 77];
+        yield ['99bgdpvhninesix4threeeighteight' , 98];
+        yield ['1xhzbjtmfcpd8lqzsthreexxjvbhpfszh' , 13];
+        yield ['five4oneqnponep31' , 51];
+        yield ['xlzctwonine5mxfive' , 25];
+        yield ['8hjrqxseventwoqsfive8' , 88];
+        yield ['four1hcqfdvonefpfhxmssnn6' , 46];
+        yield ['zmhs3sevenndfx795' , 35];
+        yield ['fourkrlnine1' , 41];
+        yield ['four8mljmjmfpjscckqmxjhjnine43' , 43];
+        yield ['2five5threegqmgkqm3three7' , 27];
+        yield ['8fgnkjssix' , 86];
+        yield ['twoonejqnfphmf77z2threebsp' , 23];
+        yield ['57pstfv1nine58' , 58];
+        yield ['6fivetbvnnpb' , 65];
+        yield ['1331gnrbthgn' , 11];
+        yield ['2nxpxpcbzdbgnhhrskcdrsix' , 26];
+        yield ['onegdq85' , 15];
+        yield ['fourcmjlrdtstwo81tpbnttcntnineoned' , 41];
+        yield ['jrqfmvleight2ninetblfzlhnsjhdrpltnt' , 89];
+        yield ['nineqzp8' , 98];
+        yield ['19qseven' , 17];
+        yield ['fourmmgfj68pgdgvfour3' , 43];
+        yield ['twovkfour9five2' , 22];
+        yield ['1cmtgkdn1' , 11];
+        yield ['6sixsix' , 66];
+        yield ['seven9sixnine' , 79];
+        yield ['4vbhqnqsdvfour1four4ftfvpsm' , 44];
+        yield ['dsbqseven9gshsnxxvf4ninez' , 79];
+        yield ['2jqpdmlt' , 22];
+        yield ['seven759' , 79];
+        yield ['threecxsbfourtwocnfbzkxgfb7sixeight8' , 38];
+        yield ['8b26twotwo' , 82];
+        yield ['7rv4five174' , 74];
+        yield ['ninegdjrbzjk97' , 97];
+        yield ['two1ninesix' , 26];
+        yield ['dmr96' , 96];
+        yield ['dpzmhthreesevensixxhqrmvlgkpmlmtm1' , 31];
+        yield ['5191ninetwopbbmkf6' , 56];
+        yield ['663nine331nine' , 69];
+        yield ['4gjhqpfivesevens' , 47];
+        yield ['7pmfk29dxhqgmkgxthhvsztvfour' , 74];
+        yield ['2onenine' , 29];
+        yield ['lmftjxtjcfour3hjqgkcd186' , 46];
+        yield ['twovgrrxgdj7238lvfr' , 28];
+        yield ['7vnsklc' , 77];
+        yield ['6sixfive9nljzpcsxzjknkjxknbjsfd' , 69];
+        yield ['four985veight49c' , 49];
+        yield ['2grvszbbkqjpfmvqcrktvvl' , 22];
+        yield ['qvrscfptmr9934jx51' , 91];
+        yield ['58' , 58];
+        yield ['xfqzrsj5one' , 51];
+        yield ['njdrlfxmrmmxtrsccgrpjcfmf25' , 25];
+        yield ['ninesix1' , 91];
+        yield ['fivevnfvfpsnxcd9eightthree' , 53];
+        yield ['hldsrqrjtb6onehtleight2three' , 63];
+        yield ['six3three' , 63];
+        yield ['6sevenfour' , 64];
+        yield ['sevenrvchgqxpbm392zvsncffrhnine' , 79];
+        yield ['796fourtwo3frkdqzgtwo4' , 74];
+        yield ['ninexrxf5rjcqxqxkktfrx75four' , 94];
+        yield ['sevenonetpfiveqpcgsnmqqkrcnmctrclptd6' , 76];
+        yield ['kgrnm6816pcxqnqd6gvgcsxxrs' , 66];
+        yield ['one9rvzvlrnzhbnnknxfiveeightwols' , 12];
+        yield ['71gxxrzbzgd65' , 75];
+        yield ['nzm58972one49' , 59];
+        yield ['626hljmxrkscqsxhzm' , 66];
+        yield ['eightss6fivetngplspntpmsrdpbk' , 85];
+        yield ['3nine3' , 33];
+        yield ['five4one' , 51];
+        yield ['jglzllhf1cl683' , 13];
+        yield ['5eight34sckhhxrtwonem' , 51];
+        yield ['eightksevenmgvhczgmqtwo1' , 81];
+        yield ['dpjfj4znzjznttwo' , 42];
+        yield ['gsfbsz67threeccjtsg' , 63];
+        yield ['six76sixsevencqtninefour' , 64];
+        yield ['sth3sndpsvnx4' , 34];
+        yield ['two1mndnzjonemlvmlfive3' , 23];
+        yield ['zkqzhdt2rtlpf' , 22];
+        yield ['eight8951five6' , 86];
+        yield ['1qxfvkbmtqvrnztnrztplqldhrmdpgtvcggsixflknn' , 16];
+        yield ['3fgldgs6six182' , 32];
+        yield ['ptsrdvvzhfourmgfqseven51klvfqnine' , 49];
+        yield ['kbktwo4lmkmseven1' , 21];
+        yield ['gkhpvkeightsixronethreeone2' , 82];
+        yield ['8six5' , 85];
+        yield ['frqhlvzrjrxfive2three5g' , 55];
+        yield ['6crprnxzzvktwosixl' , 66];
+        yield ['fgc1three9pszkbrhdpmmqnkvbsrttgfjpxg' , 19];
+        yield ['9twoseven4kvtjxd' , 94];
+        yield ['7five1onetwo22' , 72];
+        yield ['7pdjjjfcmq26four' , 74];
+        yield ['3five4two1dbqztzfxrxfdhh' , 31];
+        yield ['nzgtvl4tvseven' , 47];
+        yield ['8qvcrbdvjfqvdsjlfltlzfoursevenoneeightbmvv' , 88];
+        yield ['sixfconesix6three1sixsix' , 66];
+        yield ['eightone9nbdrkonenine8' , 88];
+        yield ['3two5lbrb43nine7' , 37];
+        yield ['foursix5eightfivezvnbsevenjcrzhxdzfb2' , 42];
+        yield ['jmgnfive7ffglffpjlvbtvl935zz' , 55];
+    }
+
+    #[DataProvider('compareProvider')]
+    public function testCompare(string $input, int $expected): void
+    {
+        $this->assertEquals($expected,
+            Solver::extractNumber(
+                Solver::walker($input),
+            ),
+        );
+    }
+
+    public static function additionProvider(): \Generator
+    {
+        yield 'one' => [1, [0, 0, 0, 1]];
+        yield 'two' => [2, [1, 0, 1, 0, 0]];
+        yield 'ten' => [10, [1, 3, 1, 5]];
+    }
+
+    #[DataProvider('additionProvider')]
+    public function testAddition(int $expected, array $data): void
+    {
+        $this->assertEquals($expected, Solver::addition($data));
+    }
+}
diff --git a/tests/Lubiana/Aoc/Y2023/D02/D02Test.php b/tests/Lubiana/Aoc/Y2023/D02/D02Test.php
new file mode 100644
index 0000000..6411627
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D02/D02Test.php
@@ -0,0 +1,51 @@
+<?php declare(strict_types=1);
+
+use Lubiana\Aoc\Y2023\D02\D02;
+use Lubiana\Aoc\Y2023\D02\Game;
+use Lubiana\Aoc\Y2023\D02\Set;
+
+final class D02Test extends \PHPUnit\Framework\TestCase
+{
+    private \Lubiana\Aoc\Y2023\D02\D02 $d02;
+    public function setUp(): void
+    {
+        $this->d02 = new D02(D02::TESTFILE);
+        parent::setUp();
+    }
+
+    public function testResult(): void
+    {
+        $this->assertEquals(8, $this->d02->solve());
+    }
+
+
+    public function testReadInput(): void
+    {
+        $this->assertEquals(file(D02::TESTFILE), $this->d02->readData());
+    }
+
+    public function testValidGames(): void
+    {
+        $configurationSet = [
+            new Set(12, 'red'),
+            new Set(13, 'green'),
+            new Set(14, 'blue'),
+        ];
+        $games = $this->d02->getValidGames($configurationSet);
+        $this->assertEquals(1, array_shift($games)->id);
+        $this->assertEquals(2, array_shift($games)->id);
+        $this->assertEquals(5, array_shift($games)->id);
+
+    }
+
+    public function testReadGames(): void
+    {
+        $games = $this->d02->getGames();
+        $this->assertEquals(1, array_shift($games)->id);
+        $this->assertEquals(2, array_shift($games)->id);
+        $this->assertEquals(3, array_shift($games)->id);
+        $this->assertEquals(4, array_shift($games)->id);
+        $this->assertEquals(5, array_shift($games)->id);
+    }
+}
+
diff --git a/tests/Lubiana/Aoc/Y2023/D02/GameTest.php b/tests/Lubiana/Aoc/Y2023/D02/GameTest.php
new file mode 100644
index 0000000..78a843a
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D02/GameTest.php
@@ -0,0 +1,43 @@
+<?php
+
+use Lubiana\Aoc\Y2023\D02\Set;
+use PHPUnit\Framework\TestCase;
+
+class GameTest extends TestCase
+{
+    public static function gameProvider(): \Generator
+    {
+        yield 'Game1' => ['Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green', 1, true, 48];
+        yield 'Game2' => ["Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue", 2, true, 12];
+        yield 'Game3' => ["Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red", 3, false, 1560];
+        yield 'Game4' => ["Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red", 4, false, 630];
+        yield 'Game5' => ["Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green", 5, true, 36];
+    }
+
+    #[\PHPUnit\Framework\Attributes\DataProvider('gameProvider')]
+    public function testGameCreation(string $input, int $expectedId): void
+    {
+        $this->assertEquals($expectedId, \Lubiana\Aoc\Y2023\D02\Game::fromString($input)->id);
+    }
+
+    #[\PHPUnit\Framework\Attributes\DataProvider('gameProvider')]
+    public function testPower(string $input, int $expectedId, bool $isValid, int $power): void
+    {
+        $this->assertEquals(
+            $power,
+            \Lubiana\Aoc\Y2023\D02\Game::fromString($input)->withPower()->power
+        );
+    }
+
+    #[\PHPUnit\Framework\Attributes\DataProvider('gameProvider')]
+    public function testIsValid(string $input, int $expectedId, bool $isValid): void
+    {
+        $configurationSet = [
+            new Set(12, 'red'),
+            new Set(13, 'green'),
+            new Set(14, 'blue'),
+        ];
+        $game = \Lubiana\Aoc\Y2023\D02\Game::fromString($input);
+        $this->assertEquals($isValid, $game->isValid($configurationSet));
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D02/SetTest.php b/tests/Lubiana/Aoc/Y2023/D02/SetTest.php
new file mode 100644
index 0000000..7619494
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D02/SetTest.php
@@ -0,0 +1,60 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D02;
+
+use PHPUnit\Framework\TestCase;
+
+final class SetTest extends TestCase
+{
+    /**
+     * Test class :: Set
+     * Method :: fromStringInput
+     * This method takes an input string and parses it to create an instance of the class.
+     * The input string is expected to contain an integer and a color separated by a space.
+     * Test cases:
+     *  Test that the method parses correctly formatted strings.
+     *  Test that it gracefully handles strings with excessive whitespace.
+     */
+
+    public function testFromStringInput()
+    {
+        // Test correctly formatted input
+        $input = "2 red";
+        $set = Set::fromStringInput($input);
+        $this->assertInstanceOf(Set::class, $set);
+        $this->assertEquals(2, $set->amount);
+        $this->assertEquals('red', $set->color);
+
+        // Test input with extra whitespace
+        $input = "   3 blue  ";
+        $set = Set::fromStringInput($input);
+        $this->assertInstanceOf(Set::class, $set);
+        $this->assertEquals(3, $set->amount);
+        $this->assertEquals('blue', $set->color);
+    }
+
+    /**
+     * Test case for the fromInputList method of the Set class.
+     */
+    public function testFromInputList()
+    {
+        $input = "2 Black,3 White,4 Red";
+        $sets = Set::fromInputList($input);
+
+        $this->assertIsArray($sets);
+
+        $this->assertCount(3, $sets);
+
+        $this->assertInstanceOf(Set::class, $sets[0]);
+        $this->assertSame(2, $sets[0]->amount);
+        $this->assertSame('Black', $sets[0]->color);
+
+        $this->assertInstanceOf(Set::class, $sets[1]);
+        $this->assertSame(3, $sets[1]->amount);
+        $this->assertSame('White', $sets[1]->color);
+
+        $this->assertInstanceOf(Set::class, $sets[2]);
+        $this->assertSame(4, $sets[2]->amount);
+        $this->assertSame('Red', $sets[2]->color);
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D03/GridTest.php b/tests/Lubiana/Aoc/Y2023/D03/GridTest.php
new file mode 100644
index 0000000..4a4e5c5
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D03/GridTest.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+use PHPUnit\Framework\TestCase;
+
+class GridTest extends TestCase
+{
+    public function testSmall(): void
+    {
+        $grid = Grid::fromFile(D03::SMALL_FILE);
+        $numbers = array_map(fn (Number $n) => $n->value, $grid->getNumbers());
+        $this->assertEquals([939, 644, 791, 551, 35, 937, 806, 536, 930, 703, 565, 640], $numbers);
+    }
+
+    public function testValid(): void
+    {
+        $grid = Grid::fromFile(D03::SMALL_FILE);
+        $valids = $grid->getValidNumbers();
+        $numbers = array_map(fn (Number $n) => $n->value, $valids);
+        $this->assertEquals([640], $numbers);
+    }
+
+    public function testSymbols(): void
+    {
+        $grid = Grid::fromFile(D03::SMALL_FILE);
+        $valids = $grid->getSymbols();
+        $numbers = array_map(fn (Coordinate $n) => $n->char, $valids);
+        $this->assertEquals(['*', '&', '*', '*'], $numbers);
+    }
+
+    public function testExampleInput(): void
+    {
+        $solver = new D03(D03::TESTFILE);
+        $this->assertEquals(4361, $solver->solve());
+    }
+
+    public function testExampleRatio(): void
+    {
+        $solver = new D03(D03::TESTFILE);
+        $this->assertEquals(467835, $solver->solveRatio());
+    }
+    public function testFullInput(): void
+    {
+        $solver = new D03;
+        $this->assertEquals(543867, $solver->solve());
+    }
+
+    public function testFullRatio(): void
+    {
+        $solver = new D03;
+        $this->assertEquals(79613331, $solver->solveRatio());
+    }
+}
diff --git a/tests/Lubiana/Aoc/Y2023/D03/LineTest.php b/tests/Lubiana/Aoc/Y2023/D03/LineTest.php
new file mode 100644
index 0000000..3758d36
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D03/LineTest.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D03;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+final class LineTest extends TestCase
+{
+    private $assertEquals;
+
+    public static function lineSoure(): \Generator
+    {
+        yield ['467..114..', [], [467, 114], [467]];
+        yield ['...*.....-', [3], [], []];
+        yield ['..35..633.', [], [35, 633], [35, 633]];
+        yield ['......#...', [6], [], []];
+        yield ['617*......', [3], [617], [617]];
+        yield ['.....+.58.', [5], [58], []];
+        yield ['..592.....', [], [592], [592]];
+        yield ['......755.', [], [755], [755]];
+        yield ['...$.*....', [3, 5], [], []];
+        yield ['.664.598..', [], [664, 598], [664, 598]];
+    }
+
+    #[DataProvider('lineSoure')]
+    public function testSymbolPosition(
+        string $input,
+        array $symbolPositions,
+        array $numbers,
+        array $valids
+    ): void {
+        $line = Line::fromString($input);
+        $this->assertEquals($symbolPositions, $line->symbolPositions);
+        $this->assertEquals($numbers, array_map(
+            fn (Number $n): int => $n->value,
+            $line->numbers,
+        ));
+        $this->assertEquals($valids, array_map(
+            fn (Number $n): int => $n->value,
+            $line->getValidNumbers(),
+        ));
+    }
+
+    public function testSmallInput(): void
+    {
+        $line = Line::fromString(
+            "................939...644..............791..*.551....35...937..806...............&.............536.930...703...565......*...............*640"
+        );
+        $validNumbers = $line->getValidNumbers();
+
+        $this->assertEquals(1, count($validNumbers));
+
+    }
+
+    public function testSolve(): void
+    {
+        $d03 = new D03(D03::TESTFILE);
+        $this->assertEquals(4361, $d03->solve());
+    }
+
+    public function testValidNumbers(): void {
+        $d03 = new D03(D03::TESTFILE);
+        $lines = $d03->getLines();
+        $this->assertEquals(
+            [467],
+            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
+        );
+        $this->assertEquals(
+            [],
+            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
+        );
+        $this->assertEquals(
+            [35, 633],
+            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
+        );
+        $this->assertEquals(
+            [],
+            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
+        );
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D03/smallinput.txt b/tests/Lubiana/Aoc/Y2023/D03/smallinput.txt
new file mode 100644
index 0000000..0770c20
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D03/smallinput.txt
@@ -0,0 +1,25 @@
+....401.............425.......323......791......697...............963............................................420........................
+...*..................................%......#.....*....290.........................492.............656...@953.....................+830.....
+..159...........823...33.717.....572.......806...896......-.....335....834......815.............791....*..............776...................
+.........-.....#........*.........*..................715..........*.....*........*.....................5...*.....................688........
+....=..=..573..............212.......553.632....622....*.......260....29.........692.129....727...........290.........%32.....%...*..441....
+.791..998..............................*............531.......................84.......*..../.......506%......=............240..831..*......
+.....................321.586........447...&.-276.21......@..........12.......&.......-..333...................619..94................982....
+..........@...........#..*..............525.......*...183............*............407.......23.........%............&......846..............
+....97..686.............89.....................-..494..............875....*607.............*.......239.407..................%.......529.....
+.....+.........815..703............208.=555.856...........@............133........................*..........672...501........898#...*......
+...............*.......*...659.......*....................183..............528.......614.......4....................................39......
+...602..........804..313....*.......480..............602.............354......*877................832@.....140...$...........707.......222..
+...*....999.................23.264..............516.....*.......-....*....................................*.....722......24....*........*...
+436....+................./......./..........765*......37.....843....218..........852*68....290............410...........*.....539....896....
+.........../...#........907............587...............&................149...............*.......*..............#780..707................
+........349....603.598....................-....203.....178.......431......./...............152......571....926.750.............127..........
+.............@........*176.283...................*...%......642......../......20..............................*.........@.............534...
+...749..../.194..............*.......337.395*....682.429.=...#..........186.....*.........682..../......498..........%.8.............*......
+....*..324..........893*...878......*........659..........65....671.189.......641...........+.859.........$.......149....648........53.+....
+...776......$.....................667.................432...........*..............697............282.901...................*889........471.
+............103............../........-..................-...748&.257.............&...........739*....*......491*543................997.....
+.........2.........813*.....278..316.333.....296.142.+...................673.%....../.....+.........490...................790........*......
+......@.*.......................*...............*....643.464............*....25....108..807..179.........931.......289..........365...522...
+....367.250.927../.............754.........14...............*.+..........23...................*......&.....*..%..........323................
+................939...644..............791..*.551....35...937..806...............&.............536.930...703...565......*...............*640
diff --git a/tests/Lubiana/Aoc/Y2023/D04/CardTest.php b/tests/Lubiana/Aoc/Y2023/D04/CardTest.php
new file mode 100644
index 0000000..6a34da7
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D04/CardTest.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D04;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \Lubiana\Aoc\Y2023\D04\Card
+ */
+class CardTest extends TestCase
+{
+    /**
+     * Tests the 'fromString' method under normal conditions
+     * @covers \Lubiana\Aoc\Y2023\D04\Card::fromString
+     */
+    public function testFromString(): void
+    {
+        $input = "Card 10: 12 22 1|13 14 15  1";
+        $expectedCard = new Card(
+            10,
+            [new Number(12), new Number(22), new Number(1)],
+            [new Number(13), new Number(14), new Number(15), new Number(1)]
+        );
+
+        $actualCard = Card::fromString($input);
+
+        $this->assertEquals($expectedCard, $actualCard);
+    }
+
+    #[DataProvider('cardGenerator')]
+    public function testGetPoints(string $input, int $expectedPoints): void
+    {
+        $this->assertEquals($expectedPoints, Card::fromString($input)->getPoints());
+    }
+
+    #[DataProvider('solveGenerator')]
+    public function testSolve(string $inputFile, int $solution, int $solutionSecond): void
+    {
+        $solver = new D04($inputFile);
+        $this->assertEquals($solution, $solver->solve());
+        $this->assertEquals($solutionSecond, $solver->solveSecond());
+    }
+
+
+    public static function solveGenerator(): \Generator
+    {
+        yield [D04::EXAMPLE_INPUT_FILE, 13, 30];
+        //yield [D04::INPUT_FILE, 26426, 6227972];
+    }
+
+
+    public static function cardGenerator(): \Generator
+    {
+        yield ['Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53', 8];
+        yield ['Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19', 2];
+        yield ['Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1', 2];
+        yield ['Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83', 1];
+        yield ['Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36', 0];
+        yield ['Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11', 0];
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D04/NumberTest.php b/tests/Lubiana/Aoc/Y2023/D04/NumberTest.php
new file mode 100644
index 0000000..02d31ab
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D04/NumberTest.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D04;
+
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class NumberTest
+ * 
+ * This class tests the fromString method in the Number class.
+ * The fromString method is expected to take a string input and return an array of Number 
+ * instances where each Number instance can be created from a numeric string found within the input.
+ * 
+ * @package Lubiana\Aoc\Y2023\D04
+ */
+
+class NumberTest extends TestCase
+{
+    /**
+     * Test for valid input
+     */
+    public function testFromStringValidInput(): void
+    {
+        $input = "1 2 3";
+        $expectedResult = [new Number(1), new Number(2), new Number(3)];
+
+        $actualResult = Number::fromString($input);
+
+        $this->assertEquals($expectedResult, $actualResult);
+    }
+
+    /**
+     * Test for input with non-numeric values
+     */
+    public function testFromStringWithNonNumericValues(): void
+    {
+        $input = "1 A 2 3";
+        $expectedResult = [new Number(1), new Number(2), new Number(3)];
+
+        $actualResult = Number::fromString($input);
+
+        $this->assertEquals($expectedResult, $actualResult);
+    }
+
+    /**
+     * Test for empty input
+     */
+    public function testFromStringEmptyInput(): void
+    {
+        $input = "";
+        $expectedResult = [];
+
+        $actualResult = Number::fromString($input);
+
+        $this->assertEquals($expectedResult, $actualResult);
+    }
+
+    public function testFromStringWithExtraSpaces(): void
+    {
+        $input = "11  2 33";
+        $expectedResult = [new Number(11), new Number(2), new Number(33)];
+
+        $actualResult = Number::fromString($input);
+
+        $this->assertEquals($expectedResult, $actualResult);
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D05/MapEntryTest.php b/tests/Lubiana/Aoc/Y2023/D05/MapEntryTest.php
new file mode 100644
index 0000000..4e788d8
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D05/MapEntryTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D05;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+class MapEntryTest extends TestCase
+{
+    #[DataProvider('provideValidData')]
+    public function testFromString(string $input, MapEntry $expected): void
+    {
+        $mapEntry = MapEntry::fromString($input);
+
+        $this->assertEquals($mapEntry, $expected);
+    }
+
+    #[DataProvider('provideInvalidData')]
+    public function testInvalidInput(string $input): void
+    {
+        $this->expectException(\InvalidArgumentException::class);
+        MapEntry::fromString($input);
+    }
+
+    public static function provideValidData(): \Generator
+    {
+        yield ["1 2 3", new MapEntry(1, 2, 3)];
+        yield ["11 22 33", new MapEntry(11, 22, 33)];
+    }
+
+    public static function provideInvalidData(): \Generator
+    {
+        yield ["1  2  3"];
+    }
+}
\ No newline at end of file
diff --git a/tests/Lubiana/Aoc/Y2023/D05/MapTest.php b/tests/Lubiana/Aoc/Y2023/D05/MapTest.php
new file mode 100644
index 0000000..75f5d6e
--- /dev/null
+++ b/tests/Lubiana/Aoc/Y2023/D05/MapTest.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace Lubiana\Aoc\Y2023\D05;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+class MapTest extends TestCase
+{
+    #[DataProvider('inputProvider')]
+    public function testMapCreate(string $input, string $name, bool $isMap): void
+    {
+        $inputIsMap = Map::isMapString($input);
+        $this->assertEquals($isMap, $inputIsMap);
+
+        if ($isMap === true) {
+            $this->assertEquals($name, Map::fromString($input)->name);
+        }
+    }
+
+    public static function inputProvider(): \Generator
+    {
+        yield ['seed-to-soil map:', 'seed-to-soil', true];
+        yield ['a map:', 'a', true];
+        yield [' a map:   ', 'a', true];
+        yield ['a', '', false];
+        yield ['map: a', '', false];
+    }
+}