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 401st stertooy 🇧🇪 588 99 86ms 16 Jun 2024 401st luuumine 🇫🇷 588 99 43ms 9 Oct 2025 403rd MeWhenI 🇻🇦 587 134 12ms 2 Oct 2022 404th emgordon154 586 82 40ms 2 Apr 2025 405th GeorgeStechman 🇬🇧 585 117 17ms 17 Nov 2022 406th Shanethegamer 🇺🇸 584 143 1,374ms 8 Apr 2021 407th MeWhenI 🇻🇦 583 196 4ms 12 Aug 2024 408th argusdusty 🇺🇸 582 100 13ms 25 Mar 2021 408th nstearns96 🇬🇧 582 100 373ms 21 Jan 2023 408th adamnielson42 🇺🇸 582 100 74ms 8 Nov 2023 408th CommandLeo 🇮🇹 582 100 36ms 25 Jan 2026 412th kmathis22 581 223 773ms 6 Dec 2025 413th KatieLG 🇬🇧 580 118 24ms 5 Oct 2025 414th MeWhenI 🇻🇦 577 264 161ms 16 Mar 2022 415th Yewzir 🇧🇪 575 234 60ms 22 Dec 2023 416th MeWhenI 🇻🇦 574 102 474ms 24 May 2024 417th dokutan 574 199 4ms 12 Aug 2024 418th BREMAUCY 🇫🇷 571 102 11ms 19 Jul 2025 419th AlephSquirrel 566 53 80ms 3 Jan 2023 420th Shanethegamer 🇺🇸 565 85 102ms 8 Apr 2021 421st stefangimmillaro 564 171 2,571ms 19 Nov 2024 422nd m-tkach 🇺🇦 560 240 63ms 17 Dec 2022 423rd dokutan 558 217 146ms 28 Mar 2024 424th RockOfStone 556 213 1,637ms 4 Nov 2021 425th jatloe 554 105 65ms 26 Sep 2024 426th MeWhenI 🇻🇦 554 238 349ms 10 Feb 2023 427th dokutan 553 106 586ms 14 Feb 2026 428th dokutan 553 243 442ms 19 Aug 2024 429th Shanethegamer 🇺🇸 549 158 301ms 20 May 2022 430th dokutan 549 236 396ms 24 Sep 2025 431st Protothor 548 125 51ms 23 days ago 432nd Natanaelel 🇸🇪 546 88 50ms 10 Sep 2021 433rd AkashTandon167 544 107 14ms 1 Nov 2021 433rd dokutan 544 107 41ms 21 Mar 2025 433rd TheSecondComing123 544 107 19ms 23 Feb 2026 436th tomh1012 544 209 484ms 16 days ago 437th CaedenHarper 🇨🇦 543 243 357ms 17 Nov 2025 438th edsrzf 🇳🇿 541 177 118ms 20 Dec 2024 439th MeWhenI 🇻🇦 540 78 38ms 28 Feb 2025 440th KatieLG 🇬🇧 540 89 103ms 7 Jan 2026 441st CaedenHarper 🇨🇦 540 240 442ms 16 Oct 2025 442nd nullie 539 108 114ms 9 Jun 2022 443rd dokutan 539 427 4ms 8 Dec 2023 443rd JOrE20 539 427 4ms 20 Dec 2025 445th snoozingnewt 🇨🇦 538 110 378ms 14 Oct 2025 446th Yewzir 🇧🇪 538 245 327ms 3 Jan 2024 447th dokutan 536 371 1,459ms 13 Jan 2025 448th olivermrose 🇺🇸 534 90 118ms 28 Oct 2021 448th BrenSchaap 534 90 53ms 13 Nov 2021 450th marcin7Cd 534 109 12ms 9 Feb 2021 450th OllieBoyne 🇬🇧 534 109 159ms 25 May 2022 450th scpchicken 🇵🇼 534 109 14ms 28 Feb 2023 450th CutSandstone 534 109 32ms 8 Jul 2024 454th dokutan 534 222 1ms 3 Apr 2024 455th msbranicky 534 247 366ms 3 Oct 2023 455th stefangimmillaro 534 247 495ms 13 Dec 2024 457th jerrandolph 532 248 903ms 26 Sep 2025 458th scpchicken 🇵🇼 531 93 1,086ms 17 Feb 2023 459th pschmid0 🇺🇸 531 182 195ms 9 Oct 2022 460th Yewzir 🇧🇪 531 228 142ms 6 Jul 2023 461st qpwoeirut 529 110 300ms 11 Aug 2025 461st Lv0Sys 🇵🇱 529 110 12ms 4 Dec 2025 463rd m-tkach 🇺🇦 528 570 27ms 20 Jan 2024 464th SirBogman 🇺🇸 527 205 12ms 2 Jan 2022 465th dokutan 527 250 316ms 6 Jan 2024 466th CedricGebistorf 524 111 12ms 9 Mar 2022 467th lynn 524 574 28ms 6 Aug 2023 468th coreynash 523 131 35ms 24 Oct 2023 469th CaedenHarper 🇨🇦 520 219 409ms 26 Oct 2025 470th Shanethegamer 🇺🇸 520 249 659ms 25 Sep 2025 471st namelessiw 519 113 527ms 5 Mar 2024 472nd MeWhenI 🇻🇦 519 114 322ms 15 Feb 2023 473rd MeWhenI 🇻🇦 516 239 242ms 3 Dec 2021 474th rschwa6308 🇺🇸 515 113 13ms 28 Jun 2021 474th namelessiw 515 113 12ms 11 Jan 2024 474th FortuiteMan 🇫🇷 515 113 72ms 18 Dec 2025 477th commandz0 🇺🇸 514 114 460ms 15 Jan 2024 478th johndevou 514 210 33ms 18 Nov 2021 479th Lv0Sys 🇵🇱 511 94 52ms 4 Dec 2025 480th lifthrasiir 🇰🇷 511 578 7ms 19 Dec 2024 First Prev 401–480 of 1,844 Next Last