The Calendar hole will go live in approximately 8 days. Why not try and solve it ahead of time?
Rule 110 in all languages in bytes. 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 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 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 Calendar 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 Multitap Input 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Arturo Befunge BQN CJam CoffeeScript Egel 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 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 Calendar 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 Multitap Input 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 Bytes Time Submitted 321st NewDefectus 🇮🇱 796 86 11ms 18 Nov 2021 321st GolfingSuccess 🇬🇷 796 86 13ms 30 Jan 2025 323rd emplv 🇱🇻 795 91 9ms 20 Jul 2022 324th Steffan153 🇫🇮 795 119 103ms 25 Jun 2024 325th emgordon154 793 153 16ms 15 Dec 2024 326th jared-hughes 792 72 39ms 10 Sep 2022 327th lynn 792 156 28ms 21 Jul 2023 328th jared-hughes 791 133 3ms 21 Jul 2022 329th prplz 🇦🇺 790 123 73ms 4 Jan 2022 330th AlephSquirrel 788 132 23ms 6 Oct 2024 331st retrohun 787 87 24ms 18 Jul 2018 331st SirBogman 🇺🇸 787 87 11ms 28 Nov 2022 331st Natanaelel 🇸🇪 787 87 10ms 6 Aug 2023 334th nwellnhof 🇩🇪 787 140 600ms 25 Sep 2025 335th Attero 🇸🇪 784 102 6ms 10 Jun 2020 336th 4hg 🇺🇸 783 52 34ms 3 Aug 2023 337th antimon2 🇯🇵 783 80 823ms 29 Oct 2022 338th tailorspy 783 124 395ms 20 Sep 2024 339th Shanethegamer 🇺🇸 782 140 43ms 14 Jun 2022 340th Attero 🇸🇪 779 135 6ms 5 Apr 2020 341st sean-niemann 🇺🇸 779 165 280ms 6 May 2024 342nd jacklynnepenick 778 88 201ms 26 Aug 2021 342nd Command-Master 778 88 13ms 29 Sep 2023 344th Command-Master 777 125 563ms 29 Sep 2023 345th albanian-laundromat 775 122 76ms 28 Aug 2025 346th elgan65536 775 127 251ms 31 Oct 2023 347th SirBogman 🇺🇸 773 119 42ms 2 Nov 2022 348th SirBogman 🇺🇸 772 85 549ms 20 Jan 2024 349th Irratix 🇳🇱 771 74 39ms 21 Apr 2022 349th MeWhenI 🇻🇦 771 74 45ms 26 May 2023 351st CatsAreFluffy 771 78 52ms 6 Jan 2023 352nd jared-hughes 769 89 15ms 17 Feb 2022 353rd igmcdowell 769 94 10ms 20 Dec 2021 353rd vlpx 🇫🇮 769 94 10ms 23 Sep 2024 355th sean-niemann 🇺🇸 769 128 186ms 8 Jun 2025 356th Alex-x90 🇺🇸 768 137 5ms 11 Feb 2023 357th sean-niemann 🇺🇸 765 144 465ms 26 Sep 2025 358th edsrzf 🇳🇿 765 168 264ms 23 Apr 2025 359th andersk 🇺🇸 763 129 129ms 6 Jan 2020 360th TobyBoyne 🇬🇧 761 90 15ms 7 Apr 2022 361st DialFrost 🇸🇬 759 107 83ms 5 Jul 2025 362nd m-tkach 🇺🇦 759 128 77ms 15 Dec 2022 363rd itsh01 753 96 10ms 6 Sep 2022 363rd DialFrost 🇸🇬 753 96 10ms 23 Jan 2024 363rd trinityy-7 753 96 11ms 21 Mar 2024 366th primo-ppcg 🇹🇭 753 143 105ms 23 Jan 2020 367th Irratix 🇳🇱 752 91 15ms 9 Dec 2022 367th prplz 🇦🇺 752 91 182ms 29 Jan 2023 367th cykim8811 752 91 14ms 11 Jul 2024 370th edsrzf 🇳🇿 751 140 6ms 16 Feb 2025 371st MichalMarsalek 🇨🇿 751 149 297ms 16 Feb 2022 372nd blaztoma 🇱🇹 749 152 101ms 18 days ago 373rd sean-niemann 🇺🇸 747 130 80ms 28 Dec 2023 374th didion0 🇺🇸 746 97 10ms 18 Apr 2022 374th emgordon154 746 97 10ms 3 Aug 2025 376th timvermeulen 746 132 133ms 7 Jan 2020 377th moustave 744 92 10ms 4 Jun 2025 377th InigoK 🇺🇸 744 92 14ms 22 Aug 2025 379th Waffle3z 741 142 5ms 18 Oct 2020 380th MeWhenI 🇻🇦 740 80 1,057ms 25 Oct 2022 381st m-tkach 🇺🇦 740 167 25ms 5 May 2025 382nd Alex-x90 🇺🇸 739 148 44ms 28 Apr 2024 383rd weliveinhell 🇭🇹 738 98 10ms 2 Sep 2023 384th snoozingnewt 🇨🇦 738 146 115ms 19 Nov 2025 385th glesnick 736 93 17ms 15 Jul 2022 385th MeWhenI 🇻🇦 736 93 10ms 26 Jul 2025 387th Yax42 🇫🇷 736 110 422ms 10 Sep 2025 388th cure-honey 🇯🇵 736 125 43ms 1 Jul 2021 389th m-tkach 🇺🇦 734 109 6ms 15 Dec 2022 389th sean-niemann 🇺🇸 734 109 6ms 28 Dec 2023 391st Shanethegamer 🇺🇸 733 134 156ms 19 Mar 2023 392nd lifthrasiir 🇰🇷 731 99 10ms 23 Nov 2024 393rd Mabeloid 🇳🇴 730 144 5ms 22 Sep 2024 394th nyoshe 727 110 6ms 4 Jul 2023 395th saito-ta 🇯🇵 726 75 57ms 1 Oct 2022 396th kkoenig 726 177 275ms 17 Sep 2024 397th emgordon154 725 125 525ms 4 Aug 2025 398th Shanethegamer 🇺🇸 725 141 1,315ms 31 Mar 2023 399th clockworknazo 724 123 32ms 4 Jul 2023 400th MeWhenI 🇻🇦 724 152 485ms 7 Nov 2025 First Prev 321–400 of 1,626 Next Last