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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 321st emplv 🇱🇻 676 195 322ms 13 Dec 2022 322nd SirBogman 🇺🇸 674 87 414ms 20 Jan 2024 323rd emgordon154 674 143 2,524ms 6 Jul 2025 324th NewDefectus 🇮🇱 673 51 35ms 23 Dec 2021 325th MeWhenI 🇻🇦 671 193 585ms 7 Nov 2025 326th m-tkach 🇺🇦 671 262 25ms 20 Jun 2022 327th albanian-laundromat 🇺🇸 670 88 1,225ms 12 Nov 2025 328th inventshah 669 87 11ms 28 Oct 2024 329th clockworknazo 667 45 92ms 21 Sep 2022 330th MeWhenI 🇻🇦 667 225 79ms 12 Mar 2022 331st lynn 663 153 1,353ms 27 Oct 2021 332nd blaztoma 🇱🇹 658 73 38ms 23 Oct 2025 333rd MeWhenI 🇻🇦 658 89 151ms 3 Aug 2024 334th jared-hughes 658 104 14ms 14 Mar 2022 335th Shanethegamer 🇺🇸 657 90 592ms 18 Jan 2023 336th duckyluuk 🇳🇱 656 147 2,475ms 28 Oct 2024 337th Shanethegamer 🇺🇸 655 128 107ms 16 Dec 2022 338th mathisfun271 654 89 18ms 4 Feb 2024 339th Shanethegamer 🇺🇸 653 144 517ms 7 Jun 2022 339th MeWhenI 🇻🇦 653 144 510ms 14 Oct 2022 341st marcin7Cd 653 174 1,168ms 9 Feb 2021 341st Shanethegamer 🇺🇸 653 174 194ms 28 May 2022 343rd m-tkach 🇺🇦 653 208 2ms 26 Oct 2022 344th annaproxy 651 121 1,827ms 24 Dec 2022 345th stefangimmillaro 651 234 121ms 4 Jun 2025 346th DialFrost 🇸🇬 650 105 514ms 7 Jun 2024 347th MeWhenI 🇻🇦 650 209 2ms 10 Sep 2022 348th DialFrost 🇸🇬 649 74 69ms 1 Jun 2024 349th andersk 🇺🇸 648 235 125ms 30 Oct 2022 349th dokutan 648 235 122ms 11 Jan 2024 351st prplz 🇦🇺 647 90 14ms 8 Feb 2021 351st jared-hughes 647 90 32ms 15 Aug 2021 353rd dokutan 647 210 2ms 27 Mar 2024 354th Mabeloid 🇳🇴 646 236 133ms 26 Oct 2025 355th dokutan 645 214 109ms 12 Dec 2025 356th GolfingSuccess 🇬🇷 644 91 498ms 25 Jan 2025 356th CaedenHarper 🇨🇦 644 91 502ms 10 Dec 2025 358th janbehrens 🇩🇪 644 146 619ms 24 Mar 2022 359th primo-ppcg 🇹🇭 641 202 700ms 3 Aug 2021 360th dokutan 641 234 94ms 23 Jul 2025 361st Irratix 🇳🇱 640 75 56ms 14 Mar 2022 362nd andrewjc2000 640 91 12ms 7 May 2025 362nd CaedenHarper 🇨🇦 640 91 16ms 10 Dec 2025 364th alexsave 640 107 23ms 15 Nov 2025 364th JOrE20 640 107 213ms 3 Feb 2026 366th Yewzir 🇧🇪 640 285 17ms 21 days ago 367th MichalMarsalek 🇨🇿 638 361 4ms 27 Nov 2022 368th lynn 635 124 1,115ms 16 Nov 2021 369th GolfingSuccess 🇬🇷 633 92 101ms 25 Jan 2021 369th edsrzf 🇳🇿 633 92 27ms 20 Sep 2025 369th solisolu 633 92 12ms 28 Oct 2025 372nd snoozingnewt 🇨🇦 633 237 336ms 21 Nov 2025 373rd MeWhenI 🇻🇦 629 210 106ms 29 Apr 2025 374th Yewzir 🇧🇪 629 216 2ms 18 Jan 2024 375th NewDefectus 🇮🇱 626 93 12ms 20 Dec 2021 376th SirBogman 🇺🇸 625 48 73ms 28 Sep 2022 377th Herbert00709 🇵🇱 624 173 3ms 5 Apr 2024 378th emgordon154 620 147 56ms 13 Dec 2024 379th janbehrens 🇩🇪 620 209 475ms 17 Jun 2023 380th jkelly467 618 156 2,685ms 23 Dec 2025 381st flekAI 617 95 463ms 20 hours ago 382nd aksyristos 613 95 87ms 16 days ago 382nd flekAI 613 95 77ms 20 hours ago 384th KatieLG 🇬🇧 610 96 416ms 28 Oct 2024 385th TimCurwick 🇺🇸 610 112 596ms 26 Jan 2021 386th janbehrens 🇩🇪 606 96 89ms 17 Jun 2023 386th KatieLG 🇬🇧 606 96 44ms 29 Jul 2024 386th cros107 🇦🇺 606 96 25ms 1 Jan 2026 389th didion0 🇺🇸 606 113 51ms 6 May 2021 389th Yax42 🇫🇷 606 113 13ms 21 Jan 2026 391st ovs-code 🇩🇪 606 130 735ms 14 Mar 2025 392nd elgan65536 🇺🇸 605 252 121ms 7 Feb 2026 393rd SirBogman 🇺🇸 603 223 65ms 3 Jan 2022 394th o0lit3 🇺🇸 602 70 186ms 15 Sep 2021 395th jared-hughes 600 80 296ms 9 Sep 2022 396th quimey 600 97 82ms 16 Mar 2023 397th KatieLG 🇬🇧 600 382 3ms 12 Oct 2021 398th Waffle3z 598 385 4ms 31 Jan 2021 399th croc54 594 98 61ms 14 Jan 2025 400th annaproxy 594 146 557ms 28 Jul 2022 First Prev 321–400 of 1,847 Next Last