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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 ArkScript 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 ><> 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 321st jared-hughes 658 104 13ms 14 Mar 2022 322nd Mabeloid 🇳🇴 658 236 123ms 26 Oct 2025 323rd MeWhenI 🇻🇦 657 89 133ms 3 Aug 2024 324th Shanethegamer 🇺🇸 657 90 548ms 18 Jan 2023 325th MeWhenI 🇻🇦 657 209 2ms 10 Sep 2022 326th mathisfun271 654 89 18ms 4 Feb 2024 327th duckyluuk 🇳🇱 654 147 2,373ms 28 Oct 2024 328th dokutan 654 210 2ms 27 Mar 2024 329th Shanethegamer 🇺🇸 653 128 100ms 16 Dec 2022 330th marcin7Cd 653 174 1,074ms 9 Feb 2021 330th Shanethegamer 🇺🇸 653 174 171ms 28 May 2022 332nd Irratix 🇳🇱 652 75 60ms 14 Mar 2022 333rd Shanethegamer 🇺🇸 652 144 517ms 7 Jun 2022 333rd MeWhenI 🇻🇦 652 144 460ms 14 Oct 2022 335th DialFrost 🇸🇬 650 105 626ms 7 Jun 2024 336th annaproxy 650 121 1,814ms 24 Dec 2022 337th prplz 🇦🇺 646 90 13ms 8 Feb 2021 337th jared-hughes 646 90 33ms 15 Aug 2021 339th GolfingSuccess 🇬🇷 643 91 524ms 25 Jan 2025 339th CaedenHarper 🇨🇦 643 91 462ms 10 Dec 2025 341st janbehrens 🇩🇪 643 146 619ms 24 Mar 2022 342nd Natanaelel 🇸🇪 642 135 146ms 9 May 2024 343rd primo-ppcg 🇹🇭 641 202 764ms 3 Aug 2021 344th dokutan 640 234 90ms 23 Jul 2025 345th andrewjc2000 639 91 12ms 7 May 2025 345th CaedenHarper 🇨🇦 639 91 13ms 10 Dec 2025 347th alexsave 639 107 22ms 15 Nov 2025 347th JOrE20 639 107 195ms 4 days ago 349th Yewzir 🇧🇪 636 216 2ms 18 Jan 2024 350th MichalMarsalek 🇨🇿 636 361 4ms 27 Nov 2022 351st lynn 634 124 1,059ms 16 Nov 2021 352nd GolfingSuccess 🇬🇷 632 92 95ms 25 Jan 2021 352nd edsrzf 🇳🇿 632 92 28ms 20 Sep 2025 352nd solisolu 632 92 12ms 28 Oct 2025 355th snoozingnewt 🇨🇦 632 237 324ms 21 Nov 2025 356th MeWhenI 🇻🇦 628 210 106ms 29 Apr 2025 357th NewDefectus 🇮🇱 626 93 12ms 20 Dec 2021 358th SirBogman 🇺🇸 625 48 82ms 28 Sep 2022 359th Herbert00709 🇵🇱 624 173 3ms 5 Apr 2024 360th emgordon154 619 147 56ms 13 Dec 2024 361st janbehrens 🇩🇪 619 209 475ms 17 Jun 2023 362nd jkelly467 617 156 2,607ms 23 Dec 2025 363rd elgan65536 616 252 119ms 42 mins ago 364th jared-hughes 611 80 292ms 9 Sep 2022 365th KatieLG 🇬🇧 610 96 448ms 28 Oct 2024 366th TimCurwick 🇺🇸 609 112 604ms 26 Jan 2021 367th janbehrens 🇩🇪 606 96 101ms 17 Jun 2023 367th KatieLG 🇬🇧 606 96 43ms 29 Jul 2024 367th cros107 🇦🇺 606 96 22ms 1 Jan 2026 370th didion0 🇺🇸 605 113 51ms 6 May 2021 370th Yax42 🇫🇷 605 113 12ms 16 days ago 372nd ovs-code 🇩🇪 605 130 735ms 14 Mar 2025 373rd o0lit3 🇺🇸 602 70 186ms 15 Sep 2021 374th SirBogman 🇺🇸 602 223 65ms 3 Jan 2022 375th quimey 600 97 86ms 16 Mar 2023 376th KatieLG 🇬🇧 599 382 3ms 12 Oct 2021 377th emgordon154 596 82 42ms 2 Apr 2025 378th Waffle3z 596 385 4ms 31 Jan 2021 379th croc54 594 98 63ms 14 Jan 2025 380th annaproxy 593 146 557ms 28 Jul 2022 381st janbehrens 🇩🇪 591 100 345ms 1 Nov 2021 382nd SirFireball3521 588 84 141ms 1 Mar 2023 383rd stertooy 🇧🇪 588 99 72ms 16 Jun 2024 383rd luuumine 🇫🇷 588 99 40ms 9 Oct 2025 385th stefangimmillaro 588 224 106ms 18 Sep 2023 386th MeWhenI 🇻🇦 588 264 157ms 16 Mar 2022 387th MeWhenI 🇻🇦 587 134 12ms 2 Oct 2022 388th GeorgeStechman 🇬🇧 585 117 15ms 17 Nov 2022 389th Shanethegamer 🇺🇸 583 143 1,374ms 8 Apr 2021 390th argusdusty 🇺🇸 582 100 12ms 25 Mar 2021 390th nstearns96 🇬🇧 582 100 311ms 21 Jan 2023 390th adamnielson42 🇺🇸 582 100 84ms 8 Nov 2023 390th CommandLeo 🇮🇹 582 100 35ms 12 days ago 394th MeWhenI 🇻🇦 582 196 4ms 12 Aug 2024 395th KatieLG 🇬🇧 580 118 19ms 5 Oct 2025 396th kmathis22 580 223 773ms 6 Dec 2025 397th Shanethegamer 🇺🇸 575 85 110ms 8 Apr 2021 398th MeWhenI 🇻🇦 574 102 494ms 24 May 2024 399th Yewzir 🇧🇪 574 234 60ms 22 Dec 2023 400th dokutan 573 199 4ms 12 Aug 2024 First Prev 321–400 of 1,747 Next Last