ISBN in Ruby in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle # Golfer Points Chars Time 1st Lydxn 🇨🇦 1,000 47 21 Aug 2022 2nd primo-ppcg 🇹🇭 940 50 4 May 2022 3rd sisyphus-ppcg 🇦🇺 887 53 11 Jan 2022 4th JayXon 🇺🇸 855 55 25 Feb 2022 5th Steffan153 🇫🇮 825 57 29 Aug 2024 6th MeWhenI 🇻🇦 797 59 24 Aug 2022 6th xsot 🇸🇬 797 59 14 Oct 2023 6th janlelis 797 59 21 Sep 2024 9th anter69 🇭🇺 783 60 12 Feb 2024 10th SirBogman 🇺🇸 770 61 21 May 2022 10th Shanethegamer 🇺🇸 770 61 27 May 2022 10th canissimia 🇦🇶 770 61 18 Jul 2022 13th ovs-code 🇩🇪 746 63 9 May 2023 13th nwellnhof 🇩🇪 746 63 18 Jul 2023 15th GrayJoKing 🇦🇺 734 64 10 Feb 2022 15th xiBread 🇺🇸 734 64 5 Dec 2022 17th tatzyr 🇯🇵 712 66 24 Nov 2024 18th akshatj27 🇦🇶 691 68 10 Jan 2022 18th Natanaelel 🇸🇪 691 68 21 Jun 2022 18th stefangimmillaro 691 68 19 Dec 2022 18th Haksell 🇦🇶 691 68 23 Feb 2023 22nd 4hg 🇺🇸 681 69 30 Nov 2022 22nd Andriamanitra 🇫🇮 681 69 17 Apr 2023 24th DialFrost 🇸🇬 653 72 20 Nov 2024 25th Waffle3z 635 74 12 Jan 2022 25th olleicua 🇺🇸 635 74 16 Feb 2024 25th emgordon154 635 74 25 Jun 2024 28th jared-hughes 627 75 9 Sep 2022 29th jstanley0 610 77 5 Feb 2022 30th aaronze 🇦🇺 588 80 21 Sep 2023 31st galloj 🇨🇿 566 83 9 Sep 2022 32nd KatieLG 🇬🇧 505 93 9 Jun 2024 33rd adoxography 485 97 20 Jan 2022 33rd alexjurkiewicz 🇦🇺 485 97 7 Jul 2022 35th NicknamedTwice 🇲🇨 475 99 9 Sep 2024 36th madex 🇩🇪 385 122 16 Jun 2024 37th mosegontar 338 139 6 Jul 2022 38th Ralac07 🇦🇺 309 152 21 Jun 2024 39th KatieLG-Transpiler 🇬🇧 237 198 3 Jul 2022 1–39 of 39