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 901st emgordon154 641 98 11ms 10 Dec 2024 902nd nephila-nacrea 🇬🇧 640 58 4ms 3 Feb 2021 903rd KatieLG 🇬🇧 640 77 253ms 2 Oct 2022 904th NickTheEASDude 🇺🇸 640 95 2ms 1 Jul 2024 905th alomiF 640 102 139ms 4 Nov 2024 906th CaedenHarper 🇨🇦 640 107 464ms 6 Oct 2025 907th Maznek 638 73 13ms 30 Jun 2023 908th MeWhenI 🇻🇦 637 82 10ms 21 Jul 2023 909th ashtraypettingzoo 🇺🇸 636 36 35ms 23 Feb 2023 910th twocatsinatrenchcoat 636 79 10ms 29 Mar 2022 910th SniperSmiley 🇺🇸 636 79 45ms 23 Jun 2022 910th Glinte 636 79 17ms 14 Dec 2023 910th Bmrl7 636 79 18ms 19 Mar 2024 914th Shanethegamer 🇺🇸 635 57 212ms 27 Jul 2023 915th edsrzf 🇳🇿 635 138 256ms 21 Dec 2024 916th MateuszPietrzak 🇵🇱 634 112 55ms 16 Jan 2024 917th sreyfe 634 119 161ms 9 Jun 2024 918th SirFireball3521 632 58 131ms 2 Mar 2023 919th MeWhenI 🇻🇦 632 90 4,145ms 24 Oct 2024 920th emgordon154 632 186 854ms 30 May 2025 921st dokutan 631 76 544ms 24 Mar 2025 922nd NewDefectus 🇮🇱 629 59 10ms 25 Oct 2021 923rd janbehrens 🇩🇪 629 136 27ms 9 Jul 2021 924th bastienvoirin 🇫🇷 628 80 22ms 4 Feb 2021 924th argusdusty 🇺🇸 628 80 19ms 25 Mar 2021 924th OppositeShark 628 80 11ms 9 Apr 2022 924th WillowWispy 628 80 10ms 16 Mar 2025 928th AkashTandon167 628 86 2ms 25 May 2021 929th Shanethegamer 🇺🇸 624 64 2ms 26 Jul 2023 930th emgordon154 622 151 8ms 6 Oct 2024 931st janbehrens 🇩🇪 620 68 42ms 18 Jan 2021 932nd vodker1 620 81 10ms 9 Mar 2022 932nd tooningelaere 620 81 12ms 5 Dec 2022 934th Herbert00709 🇵🇱 620 87 2ms 19 Nov 2024 935th Yewzir 🇧🇪 619 64 4ms 16 Nov 2023 936th dokutan 618 106 12ms 24 Mar 2025 937th Shanethegamer 🇺🇸 614 85 4ms 21 Dec 2024 938th Natanaelel 🇸🇪 613 88 2ms 9 May 2024 939th codename68 613 123 138ms 13 Aug 2022 940th orthoplex 🇨🇽 613 153 17ms 25 Jun 2023 941st fynnkroeger 612 82 11ms 24 Mar 2021 941st BrenSchaap 612 82 16ms 21 Oct 2021 941st MichaelMBradley 🇨🇦 612 82 10ms 18 Feb 2022 944th primo-ppcg 🇹🇭 612 112 314ms 2 Aug 2021 944th Lydxn 🇨🇦 612 112 330ms 28 Feb 2022 946th Shanethegamer 🇺🇸 612 192 862ms 2 Apr 2025 947th omurakazuaki 🇯🇵 611 69 41ms 19 Feb 2021 948th Shanethegamer 🇺🇸 610 65 5ms 2 Aug 2022 949th albanian-laundromat 610 105 40ms 3 Sep 2025 950th JRaspass 🇬🇧 608 61 3ms 5 Sep 2021 951st janbehrens 🇩🇪 606 113 389ms 1 Aug 2021 951st Irratix 🇳🇱 606 113 418ms 8 Dec 2021 951st Steffan153 🇫🇮 606 113 415ms 10 Feb 2023 954th AbhayAravinda 605 77 9ms 1 May 2021 955th Brianzhengca 605 83 14ms 1 Feb 2021 955th hymanimy 605 83 11ms 24 Aug 2021 955th nullie 605 83 11ms 9 Jun 2022 955th a-penton 605 83 11ms 22 Sep 2022 959th KevinMarquette 🇺🇸 603 60 229ms 21 Oct 2021 960th snoozingnewt 🇺🇸 602 70 45ms 10 Oct 2025 961st ovs-code 🇩🇪 602 80 848ms 5 May 2023 962nd prplz 🇦🇺 601 114 392ms 1 Jun 2021 963rd MeWhenI 🇻🇦 600 66 5ms 29 May 2023 964th jupj 🇫🇮 600 90 3ms 30 Aug 2022 965th guliyevemil1 🇦🇿 600 146 271ms 11 Feb 2021 966th Shanethegamer 🇺🇸 599 62 4ms 8 Dec 2021 967th Mabeloid 🇳🇴 599 126 139ms 12 days ago 968th gXLg 🇩🇪 598 84 19ms 22 Oct 2022 968th dylanjones92 598 84 10ms 19 Jan 2024 970th GrayJoKing 🇦🇺 598 172 3ms 18 Jan 2021 971st BBoehm 🇩🇪 597 78 9ms 26 Jan 2021 971st KatieLG 🇬🇧 597 78 12ms 16 Apr 2021 973rd Betuaredead 596 115 384ms 14 Nov 2023 974th KatieLG 🇬🇧 594 115 97ms 14 Jan 2023 975th msbranicky 594 123 19ms 29 Aug 2023 First Prev 901–975 of 1,830 Next Last