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 451st ovs-code 🇩🇪 851 138 736ms 17 Feb 2025 452nd albanian-laundromat 850 77 11ms 22 Oct 2025 453rd MeWhenI 🇻🇦 849 65 10ms 24 Dec 2024 454th Shanethegamer 🇺🇸 849 67 3,250ms 27 Oct 2024 454th pardouin 🇫🇷 849 67 3,488ms 23 Dec 2024 456th kg583 🇺🇸 849 86 12ms 1 Sep 2025 457th MeWhenI 🇻🇦 848 27 39ms 16 Mar 2022 458th sisyphus-ppcg 🇦🇺 848 89 123ms 25 Jan 2021 458th Bubbler-4 848 89 122ms 1 Jul 2021 460th CatsAreFluffy 847 33 54ms 31 Dec 2022 461st jared-hughes 847 55 9ms 31 Jul 2022 461st emgordon154 847 55 9ms 4 Mar 2025 463rd jared-hughes 845 84 57ms 31 Jul 2022 463rd inventshah 845 84 54ms 17 Nov 2022 465th emgordon154 845 131 1,765ms 29 Nov 2024 466th dokutan 843 47 4ms 18 Jul 2025 467th Shanethegamer 🇺🇸 843 50 37ms 22 Mar 2023 467th MeWhenI 🇻🇦 843 50 53ms 22 Mar 2023 469th MeWhenI 🇻🇦 843 104 271ms 8 Feb 2023 470th MeWhenI 🇻🇦 842 76 47ms 16 Jun 2022 471st ovs-code 🇩🇪 842 87 115ms 8 Mar 2024 472nd fuzzylojik-golf 🇺🇸 841 23 5ms 6 Sep 2025 473rd btnlq 841 43 216ms 26 Jan 2021 473rd primo-ppcg 🇹🇭 841 43 190ms 25 May 2021 475th KatieLG 🇬🇧 841 57 438ms 15 Jan 2024 475th kg583 🇺🇸 841 57 534ms 15 Jan 2024 475th GrayJoKing 🇦🇺 841 57 480ms 15 Jan 2024 475th MeWhenI 🇻🇦 841 57 485ms 17 Jan 2024 475th Yewzir 🇧🇪 841 57 386ms 29 Feb 2024 475th SirBogman 🇺🇸 841 57 438ms 10 Jun 2024 475th lifthrasiir 🇰🇷 841 57 462ms 2 Dec 2024 475th GolfingSuccess 🇬🇷 841 57 374ms 24 Dec 2024 475th emgordon154 841 57 448ms 23 Apr 2025 475th Babafaba 841 57 411ms 13 hours ago 485th primo-ppcg 🇹🇭 839 87 29ms 25 Jan 2023 486th acotis 839 90 131ms 3 Oct 2025 487th Yewzir 🇧🇪 839 132 1,758ms 27 Apr 2024 488th AGoyet 837 60 12ms 29 Jun 2022 488th jakobkordez 🇸🇮 837 60 15ms 8 Nov 2022 488th betaveros 837 60 18ms 31 Dec 2022 488th AlexanderFair 837 60 10ms 23 Jun 2023 488th Andriamanitra 🇫🇮 837 60 12ms 20 Jul 2023 488th CornerMercury 🇬🇧 837 60 47ms 10 Sep 2023 488th dranjohn 837 60 48ms 15 Sep 2023 488th SB-945 837 60 10ms 20 Feb 2024 488th inverseLorentz 🇦🇺 837 60 11ms 9 Apr 2024 488th 051 🇸🇬 837 60 11ms 1 Aug 2024 488th KasperKivimaeki 🇫🇮 837 60 10ms 30 Jun 2025 488th vgamula 🇺🇦 837 60 30ms 28 Jul 2025 488th LuisGoncalves05 🇵🇹 837 60 17ms 29 Jul 2025 501st GrayJoKing 🇦🇺 837 84 462ms 28 Feb 2022 502nd primo-ppcg 🇹🇭 835 85 54ms 18 Jan 2022 502nd 09cf 835 85 54ms 24 Sep 2023 504th GrayJoKing 🇦🇺 834 55 135ms 6 Aug 2024 505th GrayJoKing 🇦🇺 833 57 47ms 5 Sep 2024 506th MeWhenI 🇻🇦 832 56 9ms 8 Jun 2022 506th Yewzir 🇧🇪 832 56 10ms 16 Nov 2023 506th voytxt 🇨🇿 832 56 9ms 25 Jan 2025 506th targrik 832 56 9ms 21 Feb 2025 510th sean-niemann 🇺🇸 832 77 45ms 18 Dec 2023 511th kritixilithos 831 58 3ms 29 May 2024 512th primo-ppcg 🇹🇭 831 77 1,413ms 30 Nov 2021 513th prplz 🇦🇺 830 65 2ms 24 Jan 2021 513th sisyphus-ppcg 🇦🇺 830 65 2ms 25 Jan 2021 513th inventshah 830 65 2ms 17 Nov 2022 513th 09cf 830 65 2ms 24 Sep 2023 513th DialFrost 🇸🇬 830 65 2ms 6 May 2025 518th sisyphus-ppcg 🇦🇺 829 60 118ms 25 Feb 2021 518th sean-niemann 🇺🇸 829 60 113ms 27 Dec 2023 520th m-ender 🇩🇪 828 91 164ms 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 1,864 Next Last