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 320th dokutan 661 235 126ms 11 Jan 2024 322nd jared-hughes 658 104 13ms 14 Mar 2022 323rd Mabeloid 🇳🇴 658 236 123ms 26 Oct 2025 324th MeWhenI 🇻🇦 657 89 133ms 3 Aug 2024 325th Shanethegamer 🇺🇸 657 90 577ms 18 Jan 2023 326th MeWhenI 🇻🇦 657 209 2ms 10 Sep 2022 327th mathisfun271 654 89 18ms 4 Feb 2024 328th duckyluuk 🇳🇱 654 147 2,373ms 28 Oct 2024 329th dokutan 654 210 2ms 27 Mar 2024 330th Shanethegamer 🇺🇸 653 128 100ms 16 Dec 2022 331st marcin7Cd 653 174 1,074ms 9 Feb 2021 331st Shanethegamer 🇺🇸 653 174 171ms 28 May 2022 333rd Irratix 🇳🇱 652 75 60ms 14 Mar 2022 334th Shanethegamer 🇺🇸 652 144 517ms 7 Jun 2022 334th MeWhenI 🇻🇦 652 144 460ms 14 Oct 2022 336th DialFrost 🇸🇬 650 105 626ms 7 Jun 2024 337th annaproxy 650 121 1,814ms 24 Dec 2022 338th prplz 🇦🇺 646 90 13ms 8 Feb 2021 338th jared-hughes 646 90 33ms 15 Aug 2021 340th GolfingSuccess 🇬🇷 643 91 524ms 25 Jan 2025 340th CaedenHarper 🇨🇦 643 91 462ms 10 Dec 2025 342nd janbehrens 🇩🇪 643 146 619ms 24 Mar 2022 343rd Natanaelel 🇸🇪 642 135 146ms 9 May 2024 344th primo-ppcg 🇹🇭 641 202 764ms 3 Aug 2021 345th dokutan 640 234 90ms 23 Jul 2025 346th andrewjc2000 639 91 12ms 7 May 2025 346th CaedenHarper 🇨🇦 639 91 13ms 10 Dec 2025 348th alexsave 639 107 22ms 15 Nov 2025 348th JOrE20 639 107 238ms 7 days ago 350th Yewzir 🇧🇪 636 216 2ms 18 Jan 2024 351st MichalMarsalek 🇨🇿 636 361 4ms 27 Nov 2022 352nd lynn 634 124 1,059ms 16 Nov 2021 353rd GolfingSuccess 🇬🇷 632 92 95ms 25 Jan 2021 353rd edsrzf 🇳🇿 632 92 28ms 20 Sep 2025 353rd solisolu 632 92 12ms 28 Oct 2025 356th snoozingnewt 🇨🇦 632 237 324ms 21 Nov 2025 357th MeWhenI 🇻🇦 628 210 106ms 29 Apr 2025 358th NewDefectus 🇮🇱 626 93 12ms 20 Dec 2021 359th SirBogman 🇺🇸 625 48 82ms 28 Sep 2022 360th Herbert00709 🇵🇱 624 173 3ms 5 Apr 2024 361st emgordon154 619 147 56ms 13 Dec 2024 362nd janbehrens 🇩🇪 619 209 475ms 17 Jun 2023 363rd jkelly467 617 156 2,607ms 23 Dec 2025 364th elgan65536 🇺🇸 616 252 119ms 3 days ago 365th jared-hughes 611 80 292ms 9 Sep 2022 366th KatieLG 🇬🇧 610 96 448ms 28 Oct 2024 367th TimCurwick 🇺🇸 609 112 604ms 26 Jan 2021 368th janbehrens 🇩🇪 606 96 101ms 17 Jun 2023 368th KatieLG 🇬🇧 606 96 43ms 29 Jul 2024 368th cros107 🇦🇺 606 96 22ms 1 Jan 2026 371st didion0 🇺🇸 605 113 50ms 6 May 2021 371st Yax42 🇫🇷 605 113 13ms 20 days ago 373rd ovs-code 🇩🇪 605 130 735ms 14 Mar 2025 374th o0lit3 🇺🇸 602 70 186ms 15 Sep 2021 375th SirBogman 🇺🇸 602 223 65ms 3 Jan 2022 376th quimey 600 97 86ms 16 Mar 2023 377th KatieLG 🇬🇧 599 382 3ms 12 Oct 2021 378th emgordon154 596 82 42ms 2 Apr 2025 379th Waffle3z 596 385 4ms 31 Jan 2021 380th croc54 594 98 63ms 14 Jan 2025 381st annaproxy 593 146 557ms 28 Jul 2022 382nd janbehrens 🇩🇪 591 100 357ms 1 Nov 2021 383rd SirFireball3521 588 84 141ms 1 Mar 2023 384th stertooy 🇧🇪 588 99 72ms 16 Jun 2024 384th luuumine 🇫🇷 588 99 40ms 9 Oct 2025 386th stefangimmillaro 588 224 106ms 18 Sep 2023 387th MeWhenI 🇻🇦 588 264 157ms 16 Mar 2022 388th MeWhenI 🇻🇦 587 134 12ms 2 Oct 2022 389th GeorgeStechman 🇬🇧 585 117 19ms 17 Nov 2022 390th Shanethegamer 🇺🇸 583 143 1,374ms 8 Apr 2021 391st argusdusty 🇺🇸 582 100 12ms 25 Mar 2021 391st nstearns96 🇬🇧 582 100 311ms 21 Jan 2023 391st adamnielson42 🇺🇸 582 100 84ms 8 Nov 2023 391st CommandLeo 🇮🇹 582 100 35ms 16 days ago 395th MeWhenI 🇻🇦 582 196 4ms 12 Aug 2024 396th KatieLG 🇬🇧 580 118 18ms 5 Oct 2025 397th kmathis22 580 223 773ms 6 Dec 2025 398th Shanethegamer 🇺🇸 575 85 110ms 8 Apr 2021 399th MeWhenI 🇻🇦 574 102 494ms 24 May 2024 400th Yewzir 🇧🇪 574 234 60ms 22 Dec 2023 First Prev 321–400 of 1,753 Next Last