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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 526th Shanethegamer 🇺🇸 823 83 82ms 19 Apr 2022 527th GrayJoKing 🇦🇺 822 81 115ms 14 Mar 2022 527th MeWhenI 🇻🇦 822 81 114ms 15 Nov 2022 529th AGoyet 821 60 12ms 29 Jun 2022 529th betaveros 821 60 18ms 31 Dec 2022 529th AlexanderFair 821 60 10ms 23 Jun 2023 529th Andriamanitra 🇫🇮 821 60 12ms 20 Jul 2023 529th dranjohn 821 60 48ms 15 Sep 2023 529th inverseLorentz 🇦🇺 821 60 11ms 9 Apr 2024 529th 051 🇸🇬 821 60 11ms 1 Aug 2024 529th KasperKivimaeki 🇫🇮 821 60 10ms 30 Jun 2025 529th vgamula 🇺🇦 821 60 30ms 28 Jul 2025 529th LuisGoncalves05 🇵🇹 821 60 17ms 29 Jul 2025 529th luuumine 🇫🇷 821 60 12ms 20 Oct 2025 540th NewDefectus 🇮🇱 818 57 10ms 1 Nov 2021 541st inventshah 817 59 2ms 18 May 2022 541st MeWhenI 🇻🇦 817 59 3ms 18 May 2022 543rd m-tkach 🇺🇦 817 101 29ms 18 Jan 2024 544th MeWhenI 🇻🇦 816 29 50ms 25 Aug 2022 545th ovs-code 🇩🇪 816 52 135ms 4 Aug 2024 546th prplz 🇦🇺 816 65 2ms 24 Jan 2021 546th sisyphus-ppcg 🇦🇺 816 65 2ms 25 Jan 2021 546th 09cf 816 65 2ms 24 Sep 2023 549th GrayJoKing 🇦🇺 816 84 462ms 28 Feb 2022 550th MeWhenI 🇻🇦 815 27 39ms 16 Mar 2022 551st Yewzir 🇧🇪 815 61 105ms 16 Nov 2023 552nd ovs-code 🇩🇪 815 66 2ms 10 Oct 2023 552nd inventshah 815 66 2ms 22 Oct 2023 554th BREMAUCY 🇫🇷 814 59 393ms 20 Feb 2024 555th duckyluuk 🇳🇱 812 70 3,094ms 28 Oct 2024 556th janlelis 810 52 52ms 18 Jan 2021 556th hiddicop 🇸🇪 810 52 43ms 29 Jan 2021 556th prplz 🇦🇺 810 52 38ms 22 Apr 2021 556th anter69 🇭🇺 810 52 41ms 14 Jan 2022 556th OhmNomNom 810 52 84ms 12 Oct 2022 556th DialFrost 🇸🇬 810 52 51ms 2 Feb 2023 556th olleicua 🇺🇸 810 52 37ms 25 Feb 2024 556th emgordon154 810 52 42ms 26 Nov 2024 564th Steffan153 🇫🇮 810 79 1,365ms 23 Mar 2023 564th Yewzir 🇧🇪 810 79 40ms 16 Nov 2023 566th petroselo 808 61 10ms 16 Nov 2021 566th cubed-guy 808 61 11ms 12 Feb 2022 566th CedricGebistorf 808 61 10ms 18 Feb 2022 566th jascotm 808 61 11ms 17 May 2022 566th Eilonlif 🇮🇱 808 61 29ms 9 Sep 2022 566th vishwathg 808 61 20ms 18 Sep 2022 566th jtaxen 808 61 10ms 26 Mar 2024 566th ahmetdemirag 🇨🇾 808 61 19ms 5 Nov 2024 566th Pyroan 808 61 12ms 16 Mar 2025 575th GolfingSuccess 🇬🇷 808 81 11ms 9 Sep 2022 576th Yewzir 🇧🇪 807 88 51ms 14 Oct 2023 577th primo-ppcg 🇹🇭 806 78 72ms 13 Oct 2023 578th m-tkach 🇺🇦 806 106 38ms 25 Apr 2022 579th primo-ppcg 🇹🇭 804 66 3ms 18 Jan 2021 579th jared-hughes 804 66 3ms 31 Jul 2022 581st Dazza314 🇬🇧 803 23 6ms 16 Apr 2021 582nd ArmaanAS 803 58 10ms 4 Apr 2021 582nd itsh01 803 58 9ms 18 Nov 2021 584th Steffan153 🇫🇮 803 60 2ms 6 May 2023 585th stefangimmillaro 803 80 99ms 23 Sep 2023 586th emgordon154 803 85 7ms 3 Jan 2025 587th Shanethegamer 🇺🇸 803 94 122ms 25 Jan 2021 588th prplz 🇦🇺 802 83 119ms 10 Jul 2024 589th DaDerpDuck 801 76 2ms 20 Jan 2021 590th GolfingSuccess 🇬🇷 800 69 8ms 24 Dec 2024 591st MeWhenI 🇻🇦 799 50 3ms 11 Nov 2022 592nd m-tkach 🇺🇦 798 89 55ms 25 Apr 2022 592nd MeWhenI 🇻🇦 798 89 51ms 8 May 2022 594th MeWhenI 🇻🇦 797 57 700ms 15 Sep 2025 595th tobeannouncd 796 82 146ms 8 Jan 2024 596th SirBogman 🇺🇸 795 53 37ms 10 Jun 2024 597th cooljoseph1 795 62 20ms 6 May 2022 597th nkoppel 795 62 10ms 19 Oct 2022 597th AodhanDalton 795 62 10ms 4 Nov 2022 597th nstearns96 🇬🇧 795 62 18ms 28 Nov 2022 First Prev 526–600 of 1,851 Next Last