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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers 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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 359th inventshah 863 57 19 Sep 2022 359th LogicalJoe 863 57 19 Sep 2022 359th lzahray 863 57 21 Oct 2022 359th thehylian 863 57 10 Jan 2023 359th 5cw 🇺🇸 863 57 10 Apr 2023 359th xsot 🇸🇬 863 57 26 Apr 2023 359th Rubiksmath 863 57 14 Aug 2023 359th bzijlema 🇳🇱 863 57 15 Nov 2023 359th janbehrens 🇩🇪 863 57 30 Dec 2023 359th mathisfun271 863 57 4 Feb 2024 359th thienudomsrirungruang 863 57 27 Apr 2024 359th Seek64 🇩🇪 863 57 19 Jun 2024 359th wuzekai518 863 57 2 Aug 2024 359th bizy-coder 863 57 14 Aug 2024 390th Irratix 🇳🇱 863 82 18 Dec 2022 391st MeWhenI 🇻🇦 863 85 30 Oct 2021 392nd DaCuteRaccoon 862 54 9 Dec 2022 393rd janbehrens 🇩🇪 861 43 18 Jan 2021 394th ovs-code 🇩🇪 861 73 17 Sep 2023 394th error256 861 73 19 Jun 2024 396th bitsandbeyond 🇳🇱 860 42 24 Jul 2024 397th stefangimmillaro 860 79 21 Jun 2023 398th sisyphus-ppcg 🇦🇺 858 56 12 Jul 2022 399th DialFrost 🇸🇬 858 76 14 Sep 2024 400th Yewzir 🇧🇪 856 130 27 Apr 2024 401st sean-niemann 🇺🇸 855 58 27 Apr 2024 402nd Irratix 🇳🇱 855 62 20 Dec 2021 402nd ovs-code 🇩🇪 855 62 8 May 2023 402nd sean-niemann 🇺🇸 855 62 18 Dec 2023 405th Lydxn 🇨🇦 855 63 15 Jan 2024 405th JayXon 🇺🇸 855 63 29 Jan 2024 407th primo-ppcg 🇹🇭 854 195 2 Aug 2023 408th inventshah 853 83 17 Nov 2022 408th ovs-code 🇩🇪 853 83 3 Jun 2024 410th primo-ppcg 🇹🇭 852 78 27 Mar 2021 410th Shanethegamer 🇺🇸 852 78 18 Mar 2023 410th Ripick 852 78 15 days ago 413th GrayJoKing 🇦🇺 852 96 18 Jan 2023 413th lynn 852 96 6 Aug 2023 415th Lydxn 🇨🇦 851 100 13 Oct 2023 416th ovs-code 🇩🇪 851 138 17 Feb 2025 417th sean-niemann 🇺🇸 850 80 21 Sep 2023 417th Yewzir 🇧🇪 850 80 16 Nov 2023 419th MeWhenI 🇻🇦 850 84 29 Apr 2025 420th Espiobest 849 58 13 Mar 2021 420th fgrosshans 🇫🇷 849 58 18 Jul 2022 420th MaxElf999 849 58 3 Oct 2022 420th Alex-x90 🇺🇸 849 58 23 Mar 2023 420th Natanaelel 🇸🇪 849 58 11 Apr 2023 420th InigoK 🇺🇸 849 58 28 May 2023 420th Kacarott 🇦🇺 849 58 13 Oct 2023 420th m42km 849 58 25 Nov 2023 420th StefanHabel 🇨🇦 849 58 20 Apr 2024 420th NickTheEASDude 🇺🇸 849 58 1 Jul 2024 420th namelessiw 849 58 27 Jul 2024 420th CaedenHarper 🇨🇦 849 58 5 Aug 2024 420th edsrzf 🇳🇿 849 58 22 Nov 2024 420th ryyyn 🇺🇸 849 58 6 Jan 2025 420th croc54 849 58 9 Jan 2025 420th andrewjc2000 849 58 11 Mar 2025 420th Mukundan314 849 58 27 Apr 2025 437th emgordon154 849 131 29 Nov 2024 438th Shanethegamer 🇺🇸 847 67 27 Oct 2024 438th pardouin 🇫🇷 847 67 23 Dec 2024 440th MeWhenI 🇻🇦 847 70 21 Nov 2021 440th namelessiw 847 70 5 May 2025 442nd Steffan153 🇫🇮 847 77 1 Nov 2023 442nd sean-niemann 🇺🇸 847 77 1 Jan 2025 444th jared-hughes 846 55 31 Jul 2022 444th emgordon154 846 55 4 Mar 2025 446th MeWhenI 🇻🇦 846 65 24 Dec 2024 447th Shanethegamer 🇺🇸 845 77 9 Jun 2022 448th ovs-code 🇩🇪 845 81 15 Jun 2024 449th sisyphus-ppcg 🇦🇺 844 89 25 Jan 2021 449th Bubbler-4 844 89 1 Jul 2021 Prev 376–450 of 1,684 Next