The Calendar hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Look and Say 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 161st Steffan153 🇫🇮 913 58 100ms 3 Feb 2023 161st Lydxn 🇨🇦 913 58 98ms 4 Feb 2023 163rd btnlq 913 61 6ms 22 Aug 2024 163rd GrayJoKing 🇦🇺 913 61 8ms 27 Aug 2024 163rd lynn 913 61 6ms 27 Dec 2024 166th zacjl 912 82 9ms 13 Dec 2024 166th edsrzf 🇳🇿 912 82 9ms 11 Feb 2025 168th nwellnhof 🇩🇪 911 111 403ms 3 Jan 2022 168th zygoloid 911 111 62ms 6 Aug 2024 170th canissimia 🇦🇶 911 118 6ms 12 Apr 2022 171st SirBogman 🇺🇸 910 57 979ms 29 Dec 2021 172nd RockOfStone 910 105 2ms 4 Nov 2025 173rd ovs-code 🇩🇪 908 81 1,218ms 3 Feb 2023 173rd sisyphus-ppcg 🇦🇺 908 81 1,227ms 6 Feb 2023 173rd GrayJoKing 🇦🇺 908 81 1,226ms 7 Feb 2023 173rd DialFrost 🇸🇬 908 81 1,170ms 10 Jul 2024 173rd xsot 🇸🇬 908 81 1,222ms 28 Jul 2025 173rd edsrzf 🇳🇿 908 81 1,191ms 27 Aug 2025 179th IanUtley 908 84 13ms 8 Oct 2023 180th nwellnhof 🇩🇪 908 98 327ms 21 Nov 2021 181st rak1507 🇬🇧 907 56 38ms 2 Jan 2021 181st hiddicop 🇸🇪 907 56 38ms 30 Jan 2021 181st Natanaelel 🇸🇪 907 56 40ms 27 Apr 2021 181st olivermrose 🇺🇸 907 56 37ms 9 Sep 2021 181st Luj8n 907 56 38ms 12 Nov 2021 181st jstanley0 907 56 35ms 6 Feb 2022 181st akshatj27 🇦🇶 907 56 42ms 12 Feb 2022 181st SephQ 907 56 37ms 5 Jul 2022 181st OhmNomNom 907 56 40ms 11 Oct 2022 181st anter69 🇭🇺 907 56 43ms 2 Jun 2023 181st Andriamanitra 🇫🇮 907 56 43ms 17 Jul 2023 181st DialFrost 🇸🇬 907 56 42ms 1 Jun 2024 181st LostSyntax21 🇬🇧 907 56 38ms 25 Sep 2024 181st error256 907 56 35ms 28 Jul 2025 181st Lv0Sys 🇵🇱 907 56 52ms 24 days ago 196th edsrzf 🇳🇿 907 66 701ms 3 Sep 2025 196th sean-niemann 🇺🇸 907 66 762ms 22 days ago 198th edsrzf 🇳🇿 907 89 74ms 12 Jun 2025 198th error256 907 89 74ms 17 Jun 2025 200th JayXon 🇺🇸 907 91 332ms 6 Nov 2021 200th edsrzf 🇳🇿 907 91 374ms 18 Jun 2025 202nd nwellnhof 🇩🇪 907 132 270ms 4 Jul 2022 203rd ovs-code 🇩🇪 907 133 130ms 24 Apr 2025 203rd JayXon 🇺🇸 907 133 130ms 24 Apr 2025 205th Kacarott 🇦🇺 906 87 89ms 19 days ago 206th prplz 🇦🇺 905 64 9ms 1 Dec 2020 206th thisishowmymindworks 🇳🇴 905 64 10ms 4 Dec 2020 208th edsrzf 🇳🇿 904 77 4ms 11 Feb 2025 209th JayXon 🇺🇸 904 83 94ms 23 Jun 2023 210th edsrzf 🇳🇿 904 91 3,410ms 3 Sep 2025 211th Lydxn 🇨🇦 903 94 448ms 2 Mar 2022 212th voytxt 🇨🇿 902 56 122ms 5 Aug 2024 213th DialFrost 🇸🇬 901 71 231ms 11 Jan 2024 213th ovs-code 🇩🇪 901 71 252ms 10 May 2024 213th JayXon 🇺🇸 901 71 1,901ms 22 May 2024 216th JayXon 🇺🇸 901 94 112ms 7 Feb 2024 217th GrayJoKing 🇦🇺 901 106 2ms 5 Jun 2024 218th GrayJoKing 🇦🇺 900 73 9ms 3 Feb 2025 219th edsrzf 🇳🇿 900 111 12ms 27 Aug 2025 220th JayXon 🇺🇸 900 133 275ms 9 Feb 2024 221st GolfingSuccess 🇬🇷 899 62 5ms 19 Aug 2024 222nd Natanaelel 🇸🇪 898 39 162ms 16 Apr 2025 223rd clockworknazo 898 98 4ms 18 Sep 2022 224th JayXon 🇺🇸 896 73 454ms 26 Jan 2024 225th GrayJoKing 🇦🇺 896 99 40ms 28 Jun 2022 225th rucin93 🇵🇱 896 99 3ms 11 Nov 2025 225th sean-niemann 🇺🇸 896 99 3ms 11 Nov 2025 228th Natanaelel 🇸🇪 895 58 984ms 28 May 2021 229th dvargas46 🇺🇸 895 86 102ms 12 Nov 2022 230th ovs-code 🇩🇪 894 95 441ms 1 Mar 2022 231st DialFrost 🇸🇬 893 67 681ms 3 Sep 2025 231st CaedenHarper 🇨🇦 893 67 746ms 10 Sep 2025 233rd emgordon154 893 135 199ms 18 Apr 2025 234th primo-ppcg 🇹🇭 892 78 5ms 4 Jul 2023 234th GrayJoKing 🇦🇺 892 78 5ms 20 Aug 2023 236th 2bular 891 42 32ms 15 Oct 2025 237th JRaspass 🇬🇧 891 57 39ms 5 Dec 2020 237th Waffle3z 891 57 36ms 22 Jan 2021 237th jared-hughes 891 57 35ms 20 Sep 2022 237th m-tkach 🇺🇦 891 57 38ms 13 Dec 2022 First Prev 161–240 of 2,041 Next Last