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 GeorgeStechman 🇬🇧 585 117 17ms 17 Nov 2022 402nd Shanethegamer 🇺🇸 584 143 1,374ms 8 Apr 2021 403rd MeWhenI 🇻🇦 583 196 4ms 12 Aug 2024 404th argusdusty 🇺🇸 582 100 13ms 25 Mar 2021 404th nstearns96 🇬🇧 582 100 373ms 21 Jan 2023 404th adamnielson42 🇺🇸 582 100 74ms 8 Nov 2023 404th CommandLeo 🇮🇹 582 100 36ms 25 Jan 2026 408th kmathis22 581 223 773ms 6 Dec 2025 409th KatieLG 🇬🇧 580 118 24ms 5 Oct 2025 410th MeWhenI 🇻🇦 577 264 161ms 16 Mar 2022 411th Yewzir 🇧🇪 575 234 60ms 22 Dec 2023 412th MeWhenI 🇻🇦 574 102 474ms 24 May 2024 413th dokutan 574 199 4ms 12 Aug 2024 414th BREMAUCY 🇫🇷 571 102 11ms 19 Jul 2025 415th AlephSquirrel 566 53 80ms 3 Jan 2023 416th Shanethegamer 🇺🇸 565 85 102ms 8 Apr 2021 417th stefangimmillaro 564 171 2,571ms 19 Nov 2024 418th m-tkach 🇺🇦 560 240 63ms 17 Dec 2022 419th dokutan 558 217 146ms 28 Mar 2024 420th RockOfStone 556 213 1,637ms 4 Nov 2021 421st jatloe 554 105 65ms 26 Sep 2024 422nd MeWhenI 🇻🇦 554 238 349ms 10 Feb 2023 423rd dokutan 553 106 586ms 14 Feb 2026 424th dokutan 553 243 442ms 19 Aug 2024 425th Shanethegamer 🇺🇸 549 158 301ms 20 May 2022 426th dokutan 549 236 396ms 24 Sep 2025 427th Protothor 548 125 51ms 22 days ago 428th Natanaelel 🇸🇪 546 88 50ms 10 Sep 2021 429th AkashTandon167 544 107 14ms 1 Nov 2021 429th dokutan 544 107 41ms 21 Mar 2025 429th TheSecondComing123 544 107 19ms 23 Feb 2026 432nd tomh1012 544 209 484ms 15 days ago 433rd CaedenHarper 🇨🇦 543 243 357ms 17 Nov 2025 434th edsrzf 🇳🇿 541 177 118ms 20 Dec 2024 435th MeWhenI 🇻🇦 540 78 38ms 28 Feb 2025 436th KatieLG 🇬🇧 540 89 103ms 7 Jan 2026 437th CaedenHarper 🇨🇦 540 240 442ms 16 Oct 2025 438th nullie 539 108 114ms 9 Jun 2022 439th dokutan 539 427 4ms 8 Dec 2023 439th JOrE20 539 427 4ms 20 Dec 2025 441st snoozingnewt 🇨🇦 538 110 378ms 14 Oct 2025 442nd Yewzir 🇧🇪 538 245 327ms 3 Jan 2024 443rd dokutan 536 371 1,459ms 13 Jan 2025 444th olivermrose 🇺🇸 534 90 118ms 28 Oct 2021 444th BrenSchaap 534 90 53ms 13 Nov 2021 446th marcin7Cd 534 109 12ms 9 Feb 2021 446th OllieBoyne 🇬🇧 534 109 159ms 25 May 2022 446th scpchicken 🇵🇼 534 109 14ms 28 Feb 2023 446th CutSandstone 534 109 32ms 8 Jul 2024 450th dokutan 534 222 1ms 3 Apr 2024 451st msbranicky 534 247 366ms 3 Oct 2023 451st stefangimmillaro 534 247 495ms 13 Dec 2024 453rd jerrandolph 532 248 903ms 26 Sep 2025 454th scpchicken 🇵🇼 531 93 1,086ms 17 Feb 2023 455th pschmid0 🇺🇸 531 182 195ms 9 Oct 2022 456th Yewzir 🇧🇪 531 228 142ms 6 Jul 2023 457th qpwoeirut 529 110 300ms 11 Aug 2025 457th Lv0Sys 🇵🇱 529 110 12ms 4 Dec 2025 459th m-tkach 🇺🇦 528 570 27ms 20 Jan 2024 460th SirBogman 🇺🇸 527 205 12ms 2 Jan 2022 461st dokutan 527 250 316ms 6 Jan 2024 462nd albanian-laundromat 🇺🇸 525 257 253ms 3 days ago 463rd CedricGebistorf 524 111 12ms 9 Mar 2022 464th lynn 524 574 28ms 6 Aug 2023 465th coreynash 523 131 35ms 24 Oct 2023 466th CaedenHarper 🇨🇦 520 219 409ms 26 Oct 2025 467th Shanethegamer 🇺🇸 520 249 659ms 25 Sep 2025 468th MeWhenI 🇻🇦 519 114 322ms 15 Feb 2023 469th namelessiw 518 113 527ms 5 Mar 2024 470th MeWhenI 🇻🇦 516 239 242ms 3 Dec 2021 471st rschwa6308 🇺🇸 515 113 13ms 28 Jun 2021 471st namelessiw 515 113 12ms 11 Jan 2024 471st FortuiteMan 🇫🇷 515 113 72ms 18 Dec 2025 474th commandz0 🇺🇸 514 114 460ms 15 Jan 2024 475th johndevou 514 210 33ms 18 Nov 2021 476th Lv0Sys 🇵🇱 511 94 52ms 4 Dec 2025 477th lifthrasiir 🇰🇷 511 578 7ms 19 Dec 2024 478th MeWhenI 🇻🇦 511 588 28ms 6 Jun 2023 479th Yewzir 🇧🇪 510 223 6ms 18 Feb 2024 480th dokutan 509 242 244ms 1 Jul 2025 First Prev 401–480 of 1,841 Next Last