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 MeWhenI 🇻🇦 666 225 79ms 12 Mar 2022 322nd stefangimmillaro 664 234 121ms 4 Jun 2025 323rd lynn 662 153 1,353ms 27 Oct 2021 324th m-tkach 🇺🇦 661 208 2ms 26 Oct 2022 325th andersk 🇺🇸 661 235 125ms 30 Oct 2022 325th dokutan 661 235 122ms 11 Jan 2024 327th Mabeloid 🇳🇴 659 236 133ms 26 Oct 2025 328th blaztoma 🇱🇹 658 73 38ms 23 Oct 2025 329th jared-hughes 658 104 13ms 14 Mar 2022 330th MeWhenI 🇻🇦 657 89 154ms 3 Aug 2024 331st Shanethegamer 🇺🇸 657 90 548ms 18 Jan 2023 332nd MeWhenI 🇻🇦 657 209 2ms 10 Sep 2022 333rd mathisfun271 654 89 18ms 4 Feb 2024 334th duckyluuk 🇳🇱 654 147 2,548ms 28 Oct 2024 335th dokutan 654 210 2ms 27 Mar 2024 336th Shanethegamer 🇺🇸 653 128 107ms 16 Dec 2022 337th marcin7Cd 653 174 1,074ms 9 Feb 2021 337th Shanethegamer 🇺🇸 653 174 171ms 28 May 2022 339th Shanethegamer 🇺🇸 652 144 517ms 7 Jun 2022 339th MeWhenI 🇻🇦 652 144 510ms 14 Oct 2022 341st DialFrost 🇸🇬 650 105 606ms 7 Jun 2024 342nd annaproxy 650 121 1,827ms 24 Dec 2022 343rd DialFrost 🇸🇬 649 74 80ms 1 Jun 2024 344th prplz 🇦🇺 647 90 12ms 8 Feb 2021 344th jared-hughes 647 90 33ms 15 Aug 2021 346th GolfingSuccess 🇬🇷 643 91 524ms 25 Jan 2025 346th CaedenHarper 🇨🇦 643 91 462ms 10 Dec 2025 348th janbehrens 🇩🇪 643 146 619ms 24 Mar 2022 349th dokutan 643 214 113ms 12 Dec 2025 350th primo-ppcg 🇹🇭 641 202 700ms 3 Aug 2021 351st Irratix 🇳🇱 640 75 56ms 14 Mar 2022 352nd alexsave 640 107 21ms 15 Nov 2025 352nd JOrE20 640 107 220ms 3 Feb 2026 354th dokutan 640 234 94ms 23 Jul 2025 355th andrewjc2000 639 91 12ms 7 May 2025 355th CaedenHarper 🇨🇦 639 91 11ms 10 Dec 2025 357th Yewzir 🇧🇪 637 285 17ms 10 days ago 358th Yewzir 🇧🇪 636 216 2ms 18 Jan 2024 359th MichalMarsalek 🇨🇿 636 361 5ms 27 Nov 2022 360th lynn 634 124 1,118ms 16 Nov 2021 361st GolfingSuccess 🇬🇷 633 92 95ms 25 Jan 2021 361st edsrzf 🇳🇿 633 92 28ms 20 Sep 2025 361st solisolu 633 92 12ms 28 Oct 2025 364th snoozingnewt 🇨🇦 632 237 336ms 21 Nov 2025 365th MeWhenI 🇻🇦 628 210 106ms 29 Apr 2025 366th NewDefectus 🇮🇱 626 93 11ms 20 Dec 2021 367th SirBogman 🇺🇸 625 48 74ms 28 Sep 2022 368th Herbert00709 🇵🇱 624 173 3ms 5 Apr 2024 369th emgordon154 619 147 56ms 13 Dec 2024 370th janbehrens 🇩🇪 619 209 475ms 17 Jun 2023 371st jkelly467 617 156 3,015ms 23 Dec 2025 372nd elgan65536 🇺🇸 617 252 121ms 7 Feb 2026 373rd aksyristos 613 95 80ms 5 days ago 374th KatieLG 🇬🇧 610 96 433ms 28 Oct 2024 375th TimCurwick 🇺🇸 609 112 621ms 26 Jan 2021 376th janbehrens 🇩🇪 606 96 101ms 17 Jun 2023 376th KatieLG 🇬🇧 606 96 41ms 29 Jul 2024 376th cros107 🇦🇺 606 96 22ms 1 Jan 2026 379th didion0 🇺🇸 606 113 50ms 6 May 2021 379th Yax42 🇫🇷 606 113 12ms 21 Jan 2026 381st ovs-code 🇩🇪 605 130 735ms 14 Mar 2025 382nd o0lit3 🇺🇸 602 70 186ms 15 Sep 2021 383rd SirBogman 🇺🇸 602 223 67ms 3 Jan 2022 384th jared-hughes 600 80 299ms 9 Sep 2022 385th quimey 600 97 86ms 16 Mar 2023 386th KatieLG 🇬🇧 599 382 3ms 12 Oct 2021 387th Waffle3z 596 385 5ms 31 Jan 2021 388th croc54 594 98 63ms 14 Jan 2025 389th annaproxy 593 146 557ms 28 Jul 2022 390th janbehrens 🇩🇪 591 100 344ms 1 Nov 2021 391st MeWhenI 🇻🇦 589 264 161ms 16 Mar 2022 392nd SirFireball3521 588 84 174ms 1 Mar 2023 393rd stertooy 🇧🇪 588 99 72ms 16 Jun 2024 393rd luuumine 🇫🇷 588 99 40ms 9 Oct 2025 395th stefangimmillaro 588 224 106ms 18 Sep 2023 396th MeWhenI 🇻🇦 587 134 12ms 2 Oct 2022 397th emgordon154 586 82 40ms 2 Apr 2025 398th GeorgeStechman 🇬🇧 585 117 16ms 17 Nov 2022 399th Shanethegamer 🇺🇸 583 143 1,374ms 8 Apr 2021 400th argusdusty 🇺🇸 582 100 12ms 25 Mar 2021 First Prev 321–400 of 1,775 Next Last