ISBN in all languages 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 Partition Numbers 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 ROT13 Rule 110 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe 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 Calendar Connect Four CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial 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 Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vyxal 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 Gleam Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vyxal 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 Partition Numbers 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 ROT13 Rule 110 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe 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 Calendar Connect Four CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 375th Yewzir 822 37 19 Dec 2024 377th dcgjb 822 67 14 Feb 2024 378th Alex-x90 🇺🇸 822 133 8 Aug 2023 378th Yewzir 822 133 29 Nov 2023 380th bac0id 822 159 26 Sep 2023 381st Yewzir 820 76 22 Jun 2024 381st Shanethegamer 🇺🇸 820 76 10 Dec 2024 383rd jeff-at-tamer-dot-codes 🇺🇸 820 84 19 May 2023 383rd Artemis21 🇬🇧 820 84 10 Jan 2025 383rd snoozingnewt 🇺🇸 820 84 14 Jan 2025 386th DialFrost 🇸🇬 820 91 25 Oct 2024 387th Mandrzejy 🇵🇱 820 114 13 Sep 2024 388th lynn 820 124 16 Jan 2022 389th Bubbler-4 819 48 15 Nov 2022 389th stackofbears 819 48 27 Dec 2023 391st Shanethegamer 🇺🇸 817 63 13 May 2023 392nd annaproxy 816 94 19 Mar 2022 393rd janbehrens 🇩🇪 816 103 2 Jul 2023 394th Mandrzejy 🇵🇱 816 134 13 Sep 2024 395th jared-hughes 816 200 18 Dec 2024 396th Shanethegamer 🇺🇸 815 113 20 Mar 2024 397th o0lit3 🇺🇸 814 51 11 Jan 2022 398th JayXon 🇺🇸 814 55 25 Feb 2022 399th saito-ta 🇯🇵 813 32 19 Aug 2022 399th canissimia 🇦🇶 813 32 19 Aug 2022 401st madex 🇩🇪 813 115 10 Apr 2022 401st FragmentedCurve 813 115 22 Nov 2023 401st mathisfun271 813 115 5 Feb 2024 404th Steffan153 🇫🇮 812 82 11 Jul 2024 405th h3ra993huskp 🇯🇵 812 161 7 Jan 2024 406th primo-ppcg 🇹🇭 812 164 25 Jun 2022 407th emgordon154 812 232 23 days ago 408th MeWhenI 🇻🇦 811 101 23 May 2023 409th Ripick 811 121 11 Jul 2024 410th btnlq 811 125 12 Jan 2022 411th KatieLG 🇬🇧 810 77 28 Oct 2024 412th m42km 810 85 24 Oct 2023 412th emgordon154 810 85 1 Aug 2024 412th JunkIce 810 85 25 Nov 2024 415th itsh01 810 87 13 Mar 2022 415th AlephSquirrel 810 87 15 Feb 2023 415th danielphilpottwork 810 87 20 Dec 2023 415th Attero 🇸🇪 810 87 22 Dec 2023 419th Irratix 🇳🇱 810 135 14 May 2022 420th sean-niemann 🇺🇸 809 163 30 Aug 2023 420th Yewzir 809 163 7 Feb 2024 422nd MeWhenI 🇻🇦 806 105 9 May 2024 423rd MeWhenI 🇻🇦 806 116 5 Jul 2024 424th DialFrost 🇸🇬 806 118 27 Nov 2024 425th Shanethegamer 🇺🇸 804 136 20 Apr 2022 426th ovs-code 🇩🇪 803 90 12 Sep 2024 427th 5cw 🇺🇸 801 38 27 May 2024 428th jotslo 🇬🇧 801 107 17 Jul 2022 429th Yewzir 801 115 26 Dec 2023 430th ScottHamper 799 96 26 Feb 2022 430th stefangimmillaro 799 96 5 Jan 2023 430th bojernico 799 96 6 Apr 2023 433rd m-tkach 🇺🇦 799 117 11 Jan 2022 434th MeWhenI 🇻🇦 798 123 30 Jan 2023 435th m-tkach 🇺🇦 798 137 15 Jan 2022 435th sean-niemann 🇺🇸 798 137 3 Feb 2024 437th Yewzir 798 185 21 May 2024 438th cbrt-x 797 164 16 Jan 2022 439th typeswitch-dev 🇵🇹 795 121 14 Aug 2023 440th edsrzf 🇳🇿 795 166 16 Jan 2025 441st primo-ppcg 🇹🇭 794 91 28 Sep 2023 442nd mtirado1 794 108 6 May 2023 443rd stefangimmillaro 794 152 28 Oct 2023 444th Shanethegamer 🇺🇸 793 84 9 Jun 2022 445th KrausRaus 🇺🇸 793 106 11 Nov 2023 445th edsrzf 🇳🇿 793 106 6 Oct 2024 447th Shanethegamer 🇺🇸 793 168 28 Apr 2022 448th igmcdowell 792 89 24 Feb 2022 448th inventshah 792 89 21 Jun 2022 448th olleicua 🇺🇸 792 89 3 Feb 2024 Prev 376–450 of 1,347 Next