Kolakoski Constant in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Tower of Hanoi 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 Multitap Input NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 226th dmrichwa 🇺🇸 777 88 15ms 9 Jun 2022 226th itsh01 777 88 13ms 14 Sep 2022 228th ovs-code 🇩🇪 776 75 53ms 15 Mar 2025 229th inventshah 776 139 66ms 17 Dec 2022 230th sean-niemann 🇺🇸 775 121 545ms 22 Jul 2024 231st Waffle3z 774 155 522ms 8 Apr 2022 232nd GrayJoKing 🇦🇺 773 112 153ms 21 Jan 2021 233rd emgordon154 769 76 120ms 4 Mar 2025 234th prplz 🇦🇺 768 89 9ms 8 Feb 2021 235th tomtheisen 🇺🇸 766 148 361ms 21 Nov 2021 236th jared-hughes 765 141 16ms 15 Feb 2023 237th MeWhenI 🇻🇦 764 64 270ms 25 Jul 2023 238th SirBogman 🇺🇸 762 54 12ms 22 Feb 2024 239th inventshah 762 180 298ms 19 Sep 2022 240th Yax42 🇫🇷 756 150 385ms 6 May 2025 241st xnor-gate 755 77 13ms 7 Apr 2021 241st HPWiz 🇳🇿 755 77 18ms 2 Apr 2023 241st FlorianCassayre 🇫🇷 755 77 36ms 13 Sep 2023 241st elgan65536 755 77 14ms 18 Jul 2024 241st 4atj 755 77 16ms 20 Jul 2025 246th scpchicken 🇵🇼 752 88 1,549ms 28 Feb 2023 247th ovs-code 🇩🇪 750 40 72ms 21 Jul 2024 248th anter69 🇭🇺 750 111 978ms 19 Apr 2024 249th Steffan153 🇫🇮 749 78 404ms 15 Jul 2024 250th MeWhenI 🇻🇦 749 91 1,429ms 28 Jan 2023 251st MarcMush 🇫🇷 748 79 2,341ms 12 Feb 2024 252nd Herbert00709 🇵🇱 747 176 128ms 20 Nov 2024 253rd Argeento 🇵🇱 743 92 9ms 26 Aug 2023 253rd emgordon154 743 92 11ms 4 Mar 2025 255th sisyphus-ppcg 🇦🇺 741 66 811ms 23 Mar 2023 256th MeWhenI 🇻🇦 741 153 386ms 1 Jul 2023 257th emplv 🇱🇻 740 79 137ms 29 Oct 2024 257th snoozingnewt 🇨🇦 740 79 339ms 2 hours ago 259th antimon2 🇯🇵 738 80 735ms 15 Oct 2022 260th emgordon154 737 113 1,061ms 2 Apr 2025 261st yzhs 🇩🇪 736 79 11ms 7 Jun 2022 261st nwellnhof 🇩🇪 736 79 12ms 26 May 2023 261st stefangimmillaro 736 79 12ms 18 Sep 2023 261st SB-945 736 79 66ms 26 Jan 2024 261st zacjl 736 79 12ms 7 Nov 2024 261st Seek64 🇩🇪 736 79 12ms 15 May 2025 261st snoozingnewt 🇨🇦 736 79 11ms 2 hours ago 268th MeWhenI 🇻🇦 736 164 164ms 21 Mar 2025 269th AlephSquirrel 735 93 11ms 16 Feb 2023 269th helbling 🇨🇭 735 93 11ms 2 Oct 2024 271st rak1507 🇬🇧 733 118 114ms 28 Jan 2021 272nd saito-ta 🇯🇵 732 41 70ms 21 Sep 2022 273rd rucin93 🇵🇱 731 80 158ms 27 Aug 2024 274th blaztoma 🇱🇹 728 91 2,034ms 23 Oct 2025 275th Shanethegamer 🇺🇸 728 139 1,403ms 18 Nov 2021 276th MeWhenI 🇻🇦 727 80 13ms 7 Jun 2024 276th bizy-coder 727 80 13ms 18 Oct 2024 278th marshallward 🇺🇸 727 181 62ms 7 May 2025 279th Natanaelel 🇸🇪 726 68 140ms 1 May 2025 280th AlephSquirrel 722 81 415ms 16 Jan 2024 281st SirBogman 🇺🇸 719 68 40ms 5 Jan 2024 282nd AlephSquirrel 718 81 55ms 10 Feb 2023 282nd albanian-laundromat 718 81 273ms 12 Jul 2025 284th MeWhenI 🇻🇦 718 141 1,324ms 17 Jun 2023 285th albanian-laundromat 714 88 927ms 24 days ago 286th o0lit3 🇺🇸 712 93 826ms 16 Sep 2021 287th janbehrens 🇩🇪 712 96 43ms 1 Aug 2021 288th MeWhenI 🇻🇦 712 117 864ms 11 May 2023 289th janbehrens 🇩🇪 709 160 450ms 17 Jun 2023 290th commandblockguy 🇺🇸 701 83 37ms 22 Aug 2023 291st Yewzir 🇧🇪 698 282 6ms 19 Dec 2024 292nd ovs-code 🇩🇪 696 84 132ms 4 Aug 2024 293rd bricknellj 692 84 19ms 24 Feb 2023 293rd ryyyn 🇺🇸 692 84 86ms 5 days ago 295th Shanethegamer 🇺🇸 691 99 11ms 1 Jun 2021 296th anter69 🇭🇺 689 71 79ms 12 Feb 2024 297th MeWhenI 🇻🇦 686 147 210ms 14 Oct 2022 298th stefangimmillaro 680 220 1,047ms 19 Aug 2023 299th snoozingnewt 🇨🇦 677 443 27ms 5 Nov 2025 300th emplv 🇱🇻 674 195 273ms 13 Dec 2022 First Prev 226–300 of 1,679 Next Last