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 Numbrix 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 Numbrix 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 225th itsh01 777 88 11ms 14 Sep 2022 227th ovs-code 🇩🇪 776 75 52ms 15 Mar 2025 228th inventshah 776 139 2ms 17 Dec 2022 229th sean-niemann 🇺🇸 775 121 545ms 22 Jul 2024 230th Waffle3z 774 155 522ms 8 Apr 2022 231st GrayJoKing 🇦🇺 773 112 122ms 21 Jan 2021 232nd emgordon154 769 76 122ms 4 Mar 2025 233rd prplz 🇦🇺 768 89 9ms 8 Feb 2021 234th tomtheisen 🇺🇸 766 148 361ms 21 Nov 2021 235th Herbert00709 🇵🇱 766 176 114ms 20 Nov 2024 236th jared-hughes 765 141 15ms 15 Feb 2023 237th MeWhenI 🇻🇦 764 64 227ms 25 Jul 2023 238th SirBogman 🇺🇸 762 54 11ms 22 Feb 2024 239th inventshah 762 180 281ms 19 Sep 2022 240th Yax42 🇫🇷 756 150 385ms 6 May 2025 241st xnor-gate 755 77 14ms 7 Apr 2021 241st HPWiz 🇳🇿 755 77 12ms 2 Apr 2023 241st FlorianCassayre 🇫🇷 755 77 37ms 13 Sep 2023 241st elgan65536 755 77 14ms 18 Jul 2024 241st 4atj 755 77 15ms 20 Jul 2025 246th scpchicken 🇵🇼 752 88 1,549ms 28 Feb 2023 247th ovs-code 🇩🇪 750 40 65ms 21 Jul 2024 248th anter69 🇭🇺 750 111 978ms 19 Apr 2024 249th Steffan153 🇫🇮 749 78 366ms 15 Jul 2024 250th MeWhenI 🇻🇦 749 91 1,429ms 28 Jan 2023 251st MarcMush 🇫🇷 748 79 2,341ms 12 Feb 2024 252nd Argeento 🇵🇱 743 92 9ms 26 Aug 2023 252nd emgordon154 743 92 11ms 4 Mar 2025 254th sisyphus-ppcg 🇦🇺 741 66 771ms 23 Mar 2023 255th MeWhenI 🇻🇦 741 153 386ms 1 Jul 2023 256th emplv 🇱🇻 740 79 134ms 29 Oct 2024 256th snoozingnewt 🇨🇦 740 79 357ms 3 days ago 258th antimon2 🇯🇵 738 80 735ms 15 Oct 2022 259th emgordon154 737 113 1,061ms 2 Apr 2025 260th yzhs 🇩🇪 736 79 12ms 7 Jun 2022 260th nwellnhof 🇩🇪 736 79 11ms 26 May 2023 260th stefangimmillaro 736 79 12ms 18 Sep 2023 260th SB-945 736 79 64ms 26 Jan 2024 260th zacjl 736 79 11ms 7 Nov 2024 260th Seek64 🇩🇪 736 79 13ms 15 May 2025 260th snoozingnewt 🇨🇦 736 79 10ms 3 days ago 267th MeWhenI 🇻🇦 736 164 158ms 21 Mar 2025 268th AlephSquirrel 735 93 11ms 16 Feb 2023 268th helbling 🇨🇭 735 93 11ms 2 Oct 2024 270th rak1507 🇬🇧 733 118 118ms 28 Jan 2021 271st saito-ta 🇯🇵 732 41 61ms 21 Sep 2022 272nd rucin93 🇵🇱 731 80 155ms 27 Aug 2024 273rd blaztoma 🇱🇹 728 91 2,034ms 23 Oct 2025 274th Shanethegamer 🇺🇸 728 139 1,396ms 18 Nov 2021 275th MeWhenI 🇻🇦 727 80 14ms 7 Jun 2024 275th bizy-coder 727 80 12ms 18 Oct 2024 277th marshallward 🇺🇸 727 181 53ms 7 May 2025 278th Natanaelel 🇸🇪 726 68 275ms 1 May 2025 279th AlephSquirrel 722 81 400ms 16 Jan 2024 280th SirBogman 🇺🇸 719 68 35ms 5 Jan 2024 281st AlephSquirrel 718 81 59ms 10 Feb 2023 281st albanian-laundromat 718 81 275ms 12 Jul 2025 283rd MeWhenI 🇻🇦 718 141 1,272ms 17 Jun 2023 284th albanian-laundromat 714 88 912ms 27 days ago 285th o0lit3 🇺🇸 712 93 826ms 16 Sep 2021 286th janbehrens 🇩🇪 712 96 41ms 1 Aug 2021 287th MeWhenI 🇻🇦 712 117 864ms 11 May 2023 288th janbehrens 🇩🇪 709 160 450ms 17 Jun 2023 289th commandblockguy 🇺🇸 701 83 34ms 22 Aug 2023 290th Yewzir 🇧🇪 698 282 6ms 19 Dec 2024 291st ovs-code 🇩🇪 696 84 132ms 4 Aug 2024 292nd bricknellj 692 84 17ms 24 Feb 2023 292nd ryyyn 🇺🇸 692 84 62ms 9 days ago 294th Shanethegamer 🇺🇸 691 99 10ms 1 Jun 2021 295th anter69 🇭🇺 689 71 69ms 12 Feb 2024 296th MeWhenI 🇻🇦 686 147 210ms 14 Oct 2022 297th stefangimmillaro 680 220 1,098ms 19 Aug 2023 298th snoozingnewt 🇨🇦 677 443 30ms 5 Nov 2025 299th emplv 🇱🇻 674 195 276ms 13 Dec 2022 300th NewDefectus 🇮🇱 673 51 35ms 23 Dec 2021 First Prev 226–300 of 1,679 Next Last