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 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 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 451st MeWhenI 🇻🇦 849 65 7ms 24 Dec 2024 452nd Shanethegamer 🇺🇸 849 67 3,445ms 27 Oct 2024 452nd pardouin 🇫🇷 849 67 3,488ms 23 Dec 2024 454th kg583 🇺🇸 849 86 12ms 1 Sep 2025 455th MeWhenI 🇻🇦 848 27 39ms 16 Mar 2022 456th sisyphus-ppcg 🇦🇺 848 89 118ms 25 Jan 2021 456th Bubbler-4 848 89 118ms 1 Jul 2021 458th CatsAreFluffy 847 33 56ms 31 Dec 2022 459th jared-hughes 847 55 10ms 31 Jul 2022 459th emgordon154 847 55 9ms 4 Mar 2025 461st jared-hughes 845 84 57ms 31 Jul 2022 461st inventshah 845 84 54ms 17 Nov 2022 463rd dokutan 843 47 4ms 18 Jul 2025 464th Shanethegamer 🇺🇸 843 50 37ms 22 Mar 2023 464th MeWhenI 🇻🇦 843 50 53ms 22 Mar 2023 466th MeWhenI 🇻🇦 843 104 271ms 8 Feb 2023 467th emgordon154 843 131 1,742ms 29 Nov 2024 468th rucin93 🇵🇱 842 64 3ms 22 Jul 2024 469th MeWhenI 🇻🇦 842 76 47ms 16 Jun 2022 470th ovs-code 🇩🇪 842 87 125ms 8 Mar 2024 471st fuzzylojik-golf 🇺🇸 841 23 5ms 6 Sep 2025 472nd btnlq 841 43 216ms 26 Jan 2021 472nd primo-ppcg 🇹🇭 841 43 190ms 25 May 2021 474th KatieLG 🇬🇧 841 57 438ms 15 Jan 2024 474th kg583 🇺🇸 841 57 534ms 15 Jan 2024 474th GrayJoKing 🇦🇺 841 57 480ms 15 Jan 2024 474th MeWhenI 🇻🇦 841 57 485ms 17 Jan 2024 474th Yewzir 🇧🇪 841 57 386ms 29 Feb 2024 474th SirBogman 🇺🇸 841 57 438ms 10 Jun 2024 474th lifthrasiir 🇰🇷 841 57 462ms 2 Dec 2024 474th GolfingSuccess 🇬🇷 841 57 374ms 24 Dec 2024 474th emgordon154 841 57 448ms 23 Apr 2025 483rd primo-ppcg 🇹🇭 839 87 29ms 25 Jan 2023 484th acotis 838 90 127ms 3 Oct 2025 485th AGoyet 837 60 14ms 29 Jun 2022 485th jakobkordez 🇸🇮 837 60 14ms 8 Nov 2022 485th betaveros 837 60 21ms 31 Dec 2022 485th AlexanderFair 837 60 11ms 23 Jun 2023 485th Andriamanitra 🇫🇮 837 60 13ms 20 Jul 2023 485th CornerMercury 🇬🇧 837 60 49ms 10 Sep 2023 485th dranjohn 837 60 50ms 15 Sep 2023 485th SB-945 837 60 12ms 20 Feb 2024 485th inverseLorentz 🇦🇺 837 60 13ms 9 Apr 2024 485th 051 🇸🇬 837 60 10ms 1 Aug 2024 485th KasperKivimaeki 🇫🇮 837 60 10ms 30 Jun 2025 485th vgamula 🇺🇦 837 60 33ms 28 Jul 2025 485th LuisGoncalves05 🇵🇹 837 60 12ms 29 Jul 2025 485th Babafaba 837 60 43ms 2 days ago 499th GrayJoKing 🇦🇺 837 84 462ms 28 Feb 2022 500th Yewzir 🇧🇪 836 132 1,902ms 27 Apr 2024 501st primo-ppcg 🇹🇭 835 85 54ms 18 Jan 2022 501st 09cf 835 85 55ms 24 Sep 2023 503rd GrayJoKing 🇦🇺 834 55 152ms 6 Aug 2024 504th GrayJoKing 🇦🇺 833 57 47ms 5 Sep 2024 505th MeWhenI 🇻🇦 832 56 12ms 8 Jun 2022 505th Yewzir 🇧🇪 832 56 10ms 16 Nov 2023 505th voytxt 🇨🇿 832 56 9ms 25 Jan 2025 505th targrik 832 56 8ms 21 Feb 2025 509th sean-niemann 🇺🇸 832 77 45ms 18 Dec 2023 510th kritixilithos 831 58 3ms 29 May 2024 511th primo-ppcg 🇹🇭 831 77 1,302ms 30 Nov 2021 512th prplz 🇦🇺 830 65 2ms 24 Jan 2021 512th sisyphus-ppcg 🇦🇺 830 65 2ms 25 Jan 2021 512th inventshah 830 65 2ms 17 Nov 2022 512th 09cf 830 65 2ms 24 Sep 2023 512th DialFrost 🇸🇬 830 65 2ms 6 May 2025 517th sisyphus-ppcg 🇦🇺 829 60 118ms 25 Feb 2021 517th sean-niemann 🇺🇸 829 60 113ms 27 Dec 2023 519th GrayJoKing 🇦🇺 829 65 4ms 9 Nov 2023 520th m-ender 🇩🇪 828 91 229ms 23 Apr 2021 521st neel11235813 827 58 354ms 15 Jan 2024 521st Kacarott 🇦🇺 827 58 437ms 15 Jan 2024 521st Shanethegamer 🇺🇸 827 58 386ms 16 Jan 2024 521st Natanaelel 🇸🇪 827 58 452ms 20 Jan 2024 521st AlephSquirrel 827 58 405ms 21 Jan 2024 First Prev 451–525 of 1,828 Next Last