Kolakoski Sequence in all languages in bytes. 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 Bytes Time Submitted 521st CaedenHarper 🇨🇦 828 58 388ms 8 Aug 2024 521st namelessiw 828 58 485ms 15 Aug 2024 528th m-ender 🇩🇪 828 91 164ms 23 Apr 2021 529th GrayJoKing 🇦🇺 827 65 3ms 9 Nov 2023 530th Yewzir 🇧🇪 827 85 371ms 16 Nov 2023 531st Irratix 🇳🇱 826 51 42ms 4 Mar 2022 532nd MeWhenI 🇻🇦 824 78 107ms 14 Oct 2022 533rd petroselo 823 61 10ms 16 Nov 2021 533rd Irratix 🇳🇱 823 61 14ms 8 Dec 2021 533rd cubed-guy 823 61 11ms 12 Feb 2022 533rd CedricGebistorf 823 61 10ms 18 Feb 2022 533rd jascotm 823 61 11ms 17 May 2022 533rd Eilonlif 🇮🇱 823 61 29ms 9 Sep 2022 533rd vishwathg 823 61 20ms 18 Sep 2022 533rd ZakkkkAttackkkk 🇵🇭 823 61 13ms 19 Aug 2023 533rd jtaxen 823 61 10ms 26 Mar 2024 533rd ahmetdemirag 🇨🇾 823 61 19ms 5 Nov 2024 533rd plcc0 823 61 18ms 9 Mar 2025 533rd Pyroan 823 61 12ms 16 Mar 2025 533rd tri1212 🇻🇳 823 61 10ms 16 Apr 2025 546th Shanethegamer 🇺🇸 823 83 82ms 19 Apr 2022 547th alemelis 822 60 1,817ms 14 Aug 2024 548th GrayJoKing 🇦🇺 822 81 115ms 14 Mar 2022 548th MeWhenI 🇻🇦 822 81 114ms 15 Nov 2022 550th ovs-code 🇩🇪 819 56 130ms 3 Aug 2024 551st NewDefectus 🇮🇱 818 57 10ms 1 Nov 2021 552nd primo-ppcg 🇹🇭 818 66 3ms 18 Jan 2021 552nd jared-hughes 818 66 3ms 31 Jul 2022 554th inventshah 817 59 2ms 18 May 2022 554th MeWhenI 🇻🇦 817 59 3ms 18 May 2022 556th m-tkach 🇺🇦 817 101 29ms 18 Jan 2024 557th Shanethegamer 🇺🇸 816 84 343ms 25 Sep 2025 558th Yewzir 🇧🇪 815 61 105ms 16 Nov 2023 559th ovs-code 🇩🇪 815 66 2ms 10 Oct 2023 559th inventshah 815 66 2ms 22 Oct 2023 561st BREMAUCY 🇫🇷 814 59 393ms 20 Feb 2024 562nd Steffan153 🇫🇮 814 90 4ms 10 Feb 2023 563rd duckyluuk 🇳🇱 812 70 3,094ms 28 Oct 2024 564th Shanethegamer 🇺🇸 811 108 263ms 26 Sep 2021 565th janlelis 810 52 52ms 18 Jan 2021 565th hiddicop 🇸🇪 810 52 43ms 29 Jan 2021 565th prplz 🇦🇺 810 52 38ms 22 Apr 2021 565th anter69 🇭🇺 810 52 41ms 14 Jan 2022 565th OhmNomNom 810 52 84ms 12 Oct 2022 565th olleicua 🇺🇸 810 52 37ms 25 Feb 2024 565th emgordon154 810 52 42ms 26 Nov 2024 572nd vezzick 810 62 12ms 12 Mar 2021 572nd schachmattmatt 810 62 11ms 18 Aug 2021 572nd cooljoseph1 810 62 20ms 6 May 2022 572nd fredrik-bakke 🇳🇴 810 62 19ms 29 Sep 2022 572nd nkoppel 810 62 10ms 19 Oct 2022 572nd AodhanDalton 810 62 10ms 4 Nov 2022 572nd nstearns96 🇬🇧 810 62 18ms 28 Nov 2022 572nd adamnielson42 🇺🇸 810 62 11ms 10 Jan 2024 572nd jbjd 810 62 37ms 2 Mar 2024 572nd wh3n3v3r 🇨🇿 810 62 10ms 12 Nov 2024 572nd jacekwladzinski 810 62 11ms 4 Oct 2025 572nd Mabeloid 🇳🇴 810 62 12ms 27 days ago 584th Steffan153 🇫🇮 810 79 1,365ms 23 Mar 2023 584th Yewzir 🇧🇪 810 79 40ms 16 Nov 2023 586th Shanethegamer 🇺🇸 810 96 84ms 9 Jun 2022 587th GolfingSuccess 🇬🇷 808 81 11ms 9 Sep 2022 588th Dazza314 🇬🇧 806 24 6ms 16 Apr 2021 589th emgordon154 806 67 3ms 22 Apr 2025 590th Shanethegamer 🇺🇸 806 76 322ms 13 Dec 2021 591st primo-ppcg 🇹🇭 806 78 72ms 13 Oct 2023 592nd m-tkach 🇺🇦 806 106 38ms 25 Apr 2022 593rd ArmaanAS 803 58 10ms 4 Apr 2021 593rd itsh01 803 58 9ms 18 Nov 2021 595th Steffan153 🇫🇮 803 60 2ms 6 May 2023 596th stefangimmillaro 803 80 99ms 23 Sep 2023 597th emgordon154 803 85 7ms 3 Jan 2025 598th Shanethegamer 🇺🇸 803 94 122ms 25 Jan 2021 599th prplz 🇦🇺 802 83 119ms 10 Jul 2024 600th DaDerpDuck 801 76 2ms 20 Jan 2021 First Prev 526–600 of 1,870 Next Last