The Calendar hole will go live in approximately 13 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 KenanSi 796 49 5ms 23 Feb 2022 322nd NewDefectus 🇮🇱 796 86 11ms 18 Nov 2021 322nd GolfingSuccess 🇬🇷 796 86 13ms 30 Jan 2025 324th emplv 🇱🇻 795 91 9ms 20 Jul 2022 325th Steffan153 🇫🇮 795 119 103ms 25 Jun 2024 326th emgordon154 793 153 16ms 15 Dec 2024 327th jared-hughes 792 72 39ms 10 Sep 2022 328th lynn 792 156 28ms 21 Jul 2023 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 Shanethegamer 🇺🇸 785 132 2ms 29 Jan 2025 336th Attero 🇸🇪 784 102 6ms 10 Jun 2020 337th 4hg 🇺🇸 783 52 34ms 3 Aug 2023 338th antimon2 🇯🇵 783 80 823ms 29 Oct 2022 339th tailorspy 783 124 395ms 20 Sep 2024 340th Shanethegamer 🇺🇸 782 140 43ms 14 Jun 2022 341st jared-hughes 779 133 2ms 21 Jul 2022 342nd sean-niemann 🇺🇸 779 165 280ms 6 May 2024 343rd jacklynnepenick 778 88 201ms 26 Aug 2021 343rd Command-Master 778 88 13ms 29 Sep 2023 345th Command-Master 777 125 563ms 29 Sep 2023 346th albanian-laundromat 775 122 76ms 28 Aug 2025 347th elgan65536 775 127 251ms 31 Oct 2023 348th SirBogman 🇺🇸 773 119 42ms 2 Nov 2022 349th SirBogman 🇺🇸 772 85 549ms 20 Jan 2024 350th Irratix 🇳🇱 771 74 39ms 21 Apr 2022 350th MeWhenI 🇻🇦 771 74 45ms 26 May 2023 352nd CatsAreFluffy 771 78 52ms 6 Jan 2023 353rd jared-hughes 769 89 15ms 17 Feb 2022 354th igmcdowell 769 94 10ms 20 Dec 2021 354th vlpx 🇫🇮 769 94 10ms 23 Sep 2024 356th sean-niemann 🇺🇸 769 128 186ms 8 Jun 2025 357th DialFrost 🇸🇬 767 107 83ms 5 Jul 2025 358th Attero 🇸🇪 767 135 4ms 5 Apr 2020 359th sean-niemann 🇺🇸 765 144 465ms 26 Sep 2025 360th edsrzf 🇳🇿 765 168 264ms 23 Apr 2025 361st andersk 🇺🇸 763 129 129ms 6 Jan 2020 362nd TobyBoyne 🇬🇧 761 90 15ms 7 Apr 2022 363rd m-tkach 🇺🇦 759 128 77ms 15 Dec 2022 364th Alex-x90 🇺🇸 756 137 3ms 11 Feb 2023 365th itsh01 753 96 10ms 6 Sep 2022 365th DialFrost 🇸🇬 753 96 10ms 23 Jan 2024 365th trinityy-7 753 96 11ms 21 Mar 2024 368th primo-ppcg 🇹🇭 753 143 105ms 23 Jan 2020 369th Irratix 🇳🇱 752 91 15ms 9 Dec 2022 369th prplz 🇦🇺 752 91 182ms 29 Jan 2023 369th cykim8811 752 91 14ms 11 Jul 2024 372nd MichalMarsalek 🇨🇿 751 149 297ms 16 Feb 2022 373rd blaztoma 🇱🇹 749 152 101ms 14 days ago 374th sean-niemann 🇺🇸 747 130 80ms 28 Dec 2023 375th didion0 🇺🇸 746 97 10ms 18 Apr 2022 375th emgordon154 746 97 10ms 3 Aug 2025 377th timvermeulen 746 132 133ms 7 Jan 2020 378th moustave 744 92 10ms 4 Jun 2025 378th InigoK 🇺🇸 744 92 14ms 22 Aug 2025 380th MeWhenI 🇻🇦 740 80 1,057ms 25 Oct 2022 381st edsrzf 🇳🇿 740 140 4ms 16 Feb 2025 382nd m-tkach 🇺🇦 740 167 25ms 5 May 2025 383rd Alex-x90 🇺🇸 739 148 44ms 28 Apr 2024 384th weliveinhell 🇭🇹 738 98 10ms 2 Sep 2023 385th snoozingnewt 🇨🇦 738 146 115ms 19 Nov 2025 386th glesnick 736 93 17ms 15 Jul 2022 386th MeWhenI 🇻🇦 736 93 10ms 26 Jul 2025 388th Yax42 🇫🇷 736 110 422ms 10 Sep 2025 389th cure-honey 🇯🇵 736 125 43ms 1 Jul 2021 390th m-tkach 🇺🇦 734 109 6ms 15 Dec 2022 390th sean-niemann 🇺🇸 734 109 6ms 28 Dec 2023 392nd Shanethegamer 🇺🇸 733 134 156ms 19 Mar 2023 393rd lifthrasiir 🇰🇷 731 99 10ms 23 Nov 2024 394th Waffle3z 729 142 3ms 18 Oct 2020 395th nyoshe 727 110 6ms 4 Jul 2023 396th saito-ta 🇯🇵 726 75 57ms 1 Oct 2022 397th kkoenig 726 177 275ms 17 Sep 2024 398th emgordon154 725 125 525ms 4 Aug 2025 399th Shanethegamer 🇺🇸 725 141 1,315ms 31 Mar 2023 400th clockworknazo 724 123 32ms 4 Jul 2023 First Prev 321–400 of 1,627 Next Last