Kolakoski Constant in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 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 Calendar Connect Four 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Calendar Connect Four 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 301st m-tkach 🇺🇦 669 262 31ms 20 Jun 2022 302nd inventshah 668 87 10ms 28 Oct 2024 303rd clockworknazo 667 45 94ms 21 Sep 2022 304th MeWhenI 🇻🇦 664 225 75ms 12 Mar 2022 305th stefangimmillaro 663 234 128ms 4 Jun 2025 306th lynn 661 153 1,518ms 27 Oct 2021 307th DialFrost 🇸🇬 660 74 88ms 1 Jun 2024 308th andersk 🇺🇸 660 235 125ms 30 Oct 2022 308th dokutan 660 235 124ms 11 Jan 2024 310th m-tkach 🇺🇦 659 208 3ms 26 Oct 2022 311th jared-hughes 658 104 12ms 14 Mar 2022 312th MeWhenI 🇻🇦 657 89 134ms 3 Aug 2024 313th Mabeloid 🇳🇴 657 236 125ms 23 days ago 314th Shanethegamer 🇺🇸 656 90 557ms 18 Jan 2023 315th MeWhenI 🇻🇦 656 209 3ms 10 Sep 2022 316th mathisfun271 653 89 20ms 4 Feb 2024 317th dokutan 653 210 2ms 27 Mar 2024 318th Irratix 🇳🇱 652 75 63ms 14 Mar 2022 319th Shanethegamer 🇺🇸 652 128 107ms 16 Dec 2022 320th duckyluuk 🇳🇱 652 147 3,310ms 28 Oct 2024 321st Shanethegamer 🇺🇸 651 144 517ms 7 Jun 2022 321st MeWhenI 🇻🇦 651 144 460ms 14 Oct 2022 323rd marcin7Cd 651 174 1,131ms 9 Feb 2021 323rd Shanethegamer 🇺🇸 651 174 218ms 28 May 2022 325th DialFrost 🇸🇬 649 105 517ms 7 Jun 2024 326th annaproxy 649 121 1,851ms 24 Dec 2022 327th prplz 🇦🇺 646 90 11ms 8 Feb 2021 327th jared-hughes 646 90 32ms 15 Aug 2021 329th GolfingSuccess 🇬🇷 642 91 390ms 25 Jan 2025 330th janbehrens 🇩🇪 642 146 619ms 24 Mar 2022 331st Natanaelel 🇸🇪 641 135 154ms 9 May 2024 332nd primo-ppcg 🇹🇭 640 202 487ms 3 Aug 2021 333rd andrewjc2000 639 91 12ms 7 May 2025 334th alexsave 639 107 22ms 3 days ago 335th dokutan 639 234 88ms 23 Jul 2025 336th Yewzir 🇧🇪 635 216 2ms 18 Jan 2024 337th lynn 633 124 1,121ms 16 Nov 2021 338th MichalMarsalek 🇨🇿 633 361 4ms 27 Nov 2022 339th GolfingSuccess 🇬🇷 632 92 94ms 25 Jan 2021 339th edsrzf 🇳🇿 632 92 26ms 20 Sep 2025 339th solisolu 632 92 11ms 21 days ago 342nd MeWhenI 🇻🇦 627 210 116ms 29 Apr 2025 343rd SirBogman 🇺🇸 625 48 78ms 28 Sep 2022 344th NewDefectus 🇮🇱 625 93 10ms 20 Dec 2021 345th Herbert00709 🇵🇱 623 173 4ms 5 Apr 2024 346th CaedenHarper 🇨🇦 622 94 833ms 16 Aug 2025 347th CaedenHarper 🇨🇦 619 94 340ms 16 Aug 2025 348th emgordon154 618 147 79ms 13 Dec 2024 349th janbehrens 🇩🇪 618 209 326ms 17 Jun 2023 350th elgan65536 613 253 124ms 11 Nov 2023 351st jared-hughes 611 80 289ms 9 Sep 2022 352nd KatieLG 🇬🇧 609 96 665ms 28 Oct 2024 353rd TimCurwick 🇺🇸 609 112 484ms 26 Jan 2021 354th janbehrens 🇩🇪 606 96 96ms 17 Jun 2023 354th KatieLG 🇬🇧 606 96 43ms 29 Jul 2024 356th didion0 🇺🇸 605 113 49ms 6 May 2021 357th ovs-code 🇩🇪 604 130 734ms 14 Mar 2025 358th o0lit3 🇺🇸 602 70 215ms 15 Sep 2021 359th quimey 600 97 82ms 16 Mar 2023 360th KatieLG 🇬🇧 598 382 2ms 12 Oct 2021 361st emgordon154 596 82 42ms 2 Apr 2025 361st KatieLG 🇬🇧 596 82 422ms 2 Oct 2025 363rd Waffle3z 594 385 4ms 31 Jan 2021 364th croc54 593 98 68ms 14 Jan 2025 365th annaproxy 593 146 676ms 28 Jul 2022 366th janbehrens 🇩🇪 591 100 399ms 1 Nov 2021 367th SirBogman 🇺🇸 589 223 66ms 3 Jan 2022 368th SirFireball3521 587 84 140ms 1 Mar 2023 369th stertooy 🇧🇪 587 99 76ms 16 Jun 2024 369th luuumine 🇫🇷 587 99 41ms 9 Oct 2025 371st stefangimmillaro 587 224 118ms 18 Sep 2023 372nd MeWhenI 🇻🇦 587 264 178ms 16 Mar 2022 373rd MeWhenI 🇻🇦 586 134 12ms 2 Oct 2022 374th GeorgeStechman 🇬🇧 584 117 17ms 17 Nov 2022 375th argusdusty 🇺🇸 582 100 15ms 25 Mar 2021 First Prev 301–375 of 1,656 Next Last