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 Hilbert Curve 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 Topological Sort Transpose Sentence Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Hilbert Curve 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 Topological Sort Transpose Sentence Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 520th 051 🇸🇬 821 60 10ms 1 Aug 2024 520th KasperKivimaeki 🇫🇮 821 60 10ms 30 Jun 2025 520th vgamula 🇺🇦 821 60 33ms 28 Jul 2025 520th LuisGoncalves05 🇵🇹 821 60 12ms 29 Jul 2025 520th luuumine 🇫🇷 821 60 11ms 2 days ago 531st NewDefectus 🇮🇱 817 57 10ms 1 Nov 2021 532nd inventshah 817 59 2ms 18 May 2022 532nd MeWhenI 🇻🇦 817 59 3ms 18 May 2022 534th MeWhenI 🇻🇦 816 29 50ms 25 Aug 2022 535th ovs-code 🇩🇪 816 52 160ms 4 Aug 2024 536th prplz 🇦🇺 816 65 2ms 24 Jan 2021 536th sisyphus-ppcg 🇦🇺 816 65 2ms 25 Jan 2021 536th 09cf 816 65 2ms 24 Sep 2023 536th DialFrost 🇸🇬 816 65 2ms 6 May 2025 540th ovs-code 🇩🇪 816 66 2ms 10 Oct 2023 540th inventshah 816 66 2ms 22 Oct 2023 542nd MeWhenI 🇻🇦 815 27 39ms 16 Mar 2022 543rd GrayJoKing 🇦🇺 815 84 462ms 28 Feb 2022 544th m-tkach 🇺🇦 815 101 29ms 18 Jan 2024 545th Yewzir 🇧🇪 814 61 105ms 16 Nov 2023 546th BREMAUCY 🇫🇷 813 59 393ms 20 Feb 2024 547th duckyluuk 🇳🇱 812 70 3,100ms 28 Oct 2024 548th janlelis 810 52 52ms 18 Jan 2021 548th hiddicop 🇸🇪 810 52 43ms 29 Jan 2021 548th prplz 🇦🇺 810 52 38ms 22 Apr 2021 548th anter69 🇭🇺 810 52 41ms 14 Jan 2022 548th OhmNomNom 810 52 84ms 12 Oct 2022 548th DialFrost 🇸🇬 810 52 51ms 2 Feb 2023 548th olleicua 🇺🇸 810 52 37ms 25 Feb 2024 548th emgordon154 810 52 42ms 26 Nov 2024 556th Yewzir 🇧🇪 810 79 40ms 16 Nov 2023 557th petroselo 808 61 13ms 16 Nov 2021 557th cubed-guy 808 61 13ms 12 Feb 2022 557th CedricGebistorf 808 61 16ms 18 Feb 2022 557th jascotm 808 61 11ms 17 May 2022 557th Eilonlif 🇮🇱 808 61 32ms 9 Sep 2022 557th vishwathg 808 61 22ms 18 Sep 2022 557th jtaxen 808 61 13ms 26 Mar 2024 557th ahmetdemirag 🇨🇾 808 61 23ms 5 Nov 2024 557th Pyroan 808 61 17ms 16 Mar 2025 566th Steffan153 🇫🇮 808 79 1,428ms 23 Mar 2023 567th GolfingSuccess 🇬🇷 807 81 11ms 9 Sep 2022 568th primo-ppcg 🇹🇭 806 78 72ms 13 Oct 2023 569th Yewzir 🇧🇪 805 88 56ms 14 Oct 2023 570th m-tkach 🇺🇦 805 106 38ms 25 Apr 2022 571st primo-ppcg 🇹🇭 804 66 3ms 18 Jan 2021 571st jared-hughes 804 66 3ms 31 Jul 2022 573rd Dazza314 🇬🇧 803 23 6ms 16 Apr 2021 574th ArmaanAS 803 58 10ms 4 Apr 2021 574th itsh01 803 58 14ms 18 Nov 2021 576th Steffan153 🇫🇮 803 60 2ms 6 May 2023 577th emgordon154 803 85 9ms 3 Jan 2025 578th stefangimmillaro 802 80 110ms 23 Sep 2023 579th prplz 🇦🇺 802 83 150ms 10 Jul 2024 580th Shanethegamer 🇺🇸 802 94 121ms 25 Jan 2021 581st GolfingSuccess 🇬🇷 800 69 8ms 24 Dec 2024 582nd DaDerpDuck 799 76 2ms 20 Jan 2021 583rd MeWhenI 🇻🇦 797 50 3ms 11 Nov 2022 584th m-tkach 🇺🇦 796 89 62ms 25 Apr 2022 584th MeWhenI 🇻🇦 796 89 61ms 8 May 2022 586th SirBogman 🇺🇸 795 53 37ms 10 Jun 2024 587th cooljoseph1 795 62 22ms 6 May 2022 587th nkoppel 795 62 12ms 19 Oct 2022 587th AodhanDalton 795 62 11ms 4 Nov 2022 587th nstearns96 🇬🇧 795 62 20ms 28 Nov 2022 587th adamnielson42 🇺🇸 795 62 11ms 10 Jan 2024 587th jbjd 795 62 11ms 2 Mar 2024 587th HumanoidCPU 795 62 11ms 3 Jun 2024 587th jacekwladzinski 795 62 13ms 18 days ago 595th tobeannouncd 795 82 146ms 8 Jan 2024 596th Shanethegamer 🇺🇸 794 84 509ms 25 Sep 2025 597th GrayJoKing 🇦🇺 794 86 12ms 15 Aug 2023 597th Shanethegamer 🇺🇸 794 86 10ms 11 Jan 2024 599th MichalMarsalek 🇨🇿 793 84 150ms 6 Jan 2023 600th TrueBoxGuy 793 95 150ms 24 Sep 2025 First Prev 526–600 of 1,767 Next Last