Kolakoski Sequence 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 Mandelbrot 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 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 Vala 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 Vala 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 Mandelbrot 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 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 523rd DialFrost 🇸🇬 816 65 6 May 2025 527th ovs-code 🇩🇪 816 66 10 Oct 2023 527th inventshah 816 66 22 Oct 2023 529th inventshah 815 59 18 May 2022 529th MeWhenI 🇻🇦 815 59 18 May 2022 531st GrayJoKing 🇦🇺 815 84 28 Feb 2022 532nd MeWhenI 🇻🇦 814 27 16 Mar 2022 533rd Yewzir 🇧🇪 813 61 16 Nov 2023 534th BREMAUCY 🇫🇷 812 59 20 Feb 2024 535th janlelis 810 52 18 Jan 2021 535th hiddicop 🇸🇪 810 52 29 Jan 2021 535th prplz 🇦🇺 810 52 22 Apr 2021 535th anter69 🇭🇺 810 52 14 Jan 2022 535th OhmNomNom 810 52 12 Oct 2022 535th DialFrost 🇸🇬 810 52 2 Feb 2023 535th olleicua 🇺🇸 810 52 25 Feb 2024 535th emgordon154 810 52 26 Nov 2024 543rd duckyluuk 🇳🇱 810 70 28 Oct 2024 544th Yewzir 🇧🇪 810 79 16 Nov 2023 545th m-tkach 🇺🇦 810 101 18 Jan 2024 546th Steffan153 🇫🇮 808 79 23 Mar 2023 547th petroselo 807 61 16 Nov 2021 547th cubed-guy 807 61 12 Feb 2022 547th CedricGebistorf 807 61 18 Feb 2022 547th jascotm 807 61 17 May 2022 547th Eilonlif 🇮🇱 807 61 9 Sep 2022 547th vishwathg 807 61 18 Sep 2022 547th jtaxen 807 61 26 Mar 2024 547th ahmetdemirag 🇨🇾 807 61 5 Nov 2024 547th Pyroan 807 61 16 Mar 2025 556th primo-ppcg 🇹🇭 806 78 13 Oct 2023 557th GolfingSuccess 🇬🇷 805 81 9 Sep 2022 558th Yewzir 🇧🇪 804 88 14 Oct 2023 559th Dazza314 🇬🇧 803 23 16 Apr 2021 560th ArmaanAS 803 58 4 Apr 2021 560th itsh01 803 58 18 Nov 2021 562nd primo-ppcg 🇹🇭 803 66 18 Jan 2021 562nd jared-hughes 803 66 31 Jul 2022 564th emgordon154 803 85 3 Jan 2025 565th m-tkach 🇺🇦 803 106 25 Apr 2022 566th stefangimmillaro 802 80 23 Sep 2023 567th Steffan153 🇫🇮 801 60 6 May 2023 568th prplz 🇦🇺 800 83 10 Jul 2024 569th Shanethegamer 🇺🇸 799 94 25 Jan 2021 570th DaDerpDuck 798 76 20 Jan 2021 571st MeWhenI 🇻🇦 797 50 11 Nov 2022 572nd GolfingSuccess 🇬🇷 797 69 24 Dec 2024 573rd SirBogman 🇺🇸 795 53 10 Jun 2024 574th tobeannouncd 795 82 8 Jan 2024 575th m-tkach 🇺🇦 795 89 25 Apr 2022 575th MeWhenI 🇻🇦 795 89 8 May 2022 577th cooljoseph1 794 62 6 May 2022 577th nkoppel 794 62 19 Oct 2022 577th AodhanDalton 794 62 4 Nov 2022 577th nstearns96 🇬🇧 794 62 28 Nov 2022 577th adamnielson42 🇺🇸 794 62 10 Jan 2024 577th jbjd 794 62 2 Mar 2024 577th HumanoidCPU 794 62 3 Jun 2024 584th GrayJoKing 🇦🇺 794 86 15 Aug 2023 584th Shanethegamer 🇺🇸 794 86 11 Jan 2024 586th Shanethegamer 🇺🇸 792 108 26 Sep 2021 587th emgordon154 791 67 22 Apr 2025 588th MichalMarsalek 🇨🇿 791 84 6 Jan 2023 589th ashtraypettingzoo 🇺🇸 789 19 3 Apr 2023 590th Salutations45 789 59 9 Jan 2025 591st MeWhenI 🇻🇦 789 141 12 Oct 2021 591st Irratix 🇳🇱 789 141 5 Mar 2022 591st DialFrost 🇸🇬 789 141 26 Sep 2023 594th MeWhenI 🇻🇦 787 63 16 Nov 2022 595th DialFrost 🇸🇬 787 87 10 Jul 2024 596th MeWhenI 🇻🇦 786 83 10 Sep 2022 596th clockworknazo 786 83 26 Sep 2022 598th prplz 🇦🇺 785 46 24 Jan 2021 598th TimCurwick 🇺🇸 785 46 26 Jan 2021 598th SirBogman 🇺🇸 785 46 2 Feb 2024 Prev 526–600 of 1,701 Next