Rule 110 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 601st bac0id 564 140 384ms 4 Jul 2024 602nd funnsam 🇭🇰 564 171 132ms 12 Aug 2024 603rd RockOfStone 564 180 3ms 10 Mar 2024 604th galloj 🇨🇿 562 103 12ms 24 Jan 2021 604th luuumine 🇫🇷 562 103 11ms 17 Oct 2025 606th guliyevemil1 🇦🇿 562 225 262ms 16 Apr 2020 607th janbehrens 🇩🇪 561 158 434ms 15 Nov 2022 608th msbranicky 561 165 9ms 3 Oct 2024 609th MeWhenI 🇻🇦 560 141 415ms 19 Jun 2025 610th msbranicky 558 227 266ms 30 Aug 2023 611th keelimeguy 🇺🇸 557 104 15ms 7 Nov 2023 612th janbehrens 🇩🇪 556 142 380ms 10 Jul 2023 613th MeWhenI 🇻🇦 554 113 132ms 3 Aug 2024 614th bac0id 554 192 317ms 28 Jun 2024 615th aaronze 🇦🇺 552 98 45ms 20 Sep 2023 616th Shanethegamer 🇺🇸 552 143 366ms 9 Apr 2025 617th CaedenHarper 🇨🇦 551 101 557ms 12 Aug 2025 618th CaedenHarper 🇨🇦 551 105 15ms 12 Aug 2025 619th jacobly0 🇺🇸 551 249 1,801ms 22 Apr 2024 620th roguh 🇬🇹 550 221 27ms 22 Feb 2024 621st MeWhenI 🇻🇦 548 169 107ms 15 Oct 2022 622nd emgordon154 548 180 5ms 12 Jan 2025 623rd Jacob385 548 194 363ms 6 days ago 624th dokutan 547 174 2,359ms 4 Apr 2025 625th EnTerr 546 106 15ms 1 Sep 2024 626th cmayer777 546 141 8ms 21 Oct 2022 627th juliansiebert 🇩🇪 545 115 311ms 19 Dec 2023 628th ToriTheChicken 545 129 10ms 31 Jul 2020 628th olleicua 🇺🇸 545 129 10ms 9 Sep 2025 630th janbehrens 🇩🇪 544 175 967ms 20 Nov 2022 630th aksyristos 544 175 388ms 30 Jan 2023 632nd dokutan 543 142 7ms 4 Apr 2025 633rd akshatj27 🇦🇶 541 100 39ms 12 Dec 2022 634th TheAristos 541 107 11ms 23 Oct 2019 634th mathisfun271 541 107 10ms 16 Dec 2023 636th hyvyys 541 130 11ms 14 Sep 2020 637th Gaddy 🇫🇷 541 146 373ms 20 May 2022 637th annaproxy 541 146 385ms 22 Jun 2023 639th Heathcorp 🇦🇺 539 143 6ms 18 Feb 2022 639th snoozingnewt 🇺🇸 539 143 7ms 23 Sep 2023 639th neel11235813 539 143 6ms 5 Apr 2024 639th FortuiteMan 🇫🇷 539 143 6ms 10 Oct 2024 639th Lv0Sys 🇵🇱 539 143 7ms 1 Jun 2025 644th dokutan 538 114 878ms 30 Aug 2025 645th dokutan 536 108 29ms 9 Jul 2024 645th ahmetdemirag 🇨🇾 536 108 32ms 5 Mar 2025 645th RaBa21 🇭🇺 536 108 13ms 12 Jul 2025 648th Laksen 🇩🇰 536 241 35ms 8 Jul 2021 649th AlephSquirrel 535 144 6ms 12 Dec 2022 650th scpchicken 🇵🇼 534 79 9ms 1 Jan 2023 651st jgbaldwinbrown 534 237 258ms 2 Jul 2021 652nd jerrandolph 532 238 312ms 23 Apr 2020 653rd nullie 531 109 17ms 15 Jun 2022 653rd Exaphis 531 109 11ms 11 Jul 2022 655th rvdnieuwendijk 🇳🇱 531 118 229ms 23 Jul 2020 656th rodigu 529 133 10ms 14 Jun 2021 656th snoozingnewt 🇺🇸 529 133 10ms 11 Oct 2025 658th janbehrens 🇩🇪 528 110 787ms 10 Nov 2021 659th neihousaigaai 526 110 11ms 18 May 2021 659th logvp 526 110 129ms 8 Jan 2024 659th Bmrl7 526 110 11ms 21 Feb 2024 659th stertooy 🇧🇪 526 110 11ms 19 Jun 2024 659th Pyroan 526 110 11ms 12 Mar 2025 664th MeWhenI 🇻🇦 524 117 693ms 15 Sep 2025 665th scpchicken 🇵🇼 524 150 231ms 28 Feb 2023 666th MeWhenI 🇻🇦 523 111 349ms 14 Feb 2023 667th ChristophHornung 523 151 362ms 21 Nov 2021 668th MeWhenI 🇻🇦 523 177 5ms 11 Sep 2022 669th daedals 522 111 11ms 24 Apr 2019 669th amollberg 🇸🇪 522 111 10ms 18 Jan 2022 669th commandblockguy 🇺🇸 522 111 15ms 1 Oct 2022 672nd junkondo-jp 521 135 11ms 12 May 2024 673rd tobeannouncd 521 151 132ms 5 Jan 2024 674th MeWhenI 🇻🇦 521 195 3ms 31 Dec 2022 675th Shanethegamer 🇺🇸 520 196 53ms 4 Oct 2024 First Prev 601–675 of 1,585 Next Last