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 237th Shanethegamer 🇺🇸 891 57 36ms 15 Dec 2022 242nd BouquetDeFleurs 891 67 9ms 15 Aug 2024 243rd btnlq 890 100 343ms 13 Mar 2023 244th edsrzf 🇳🇿 890 107 100ms 12 Jun 2025 245th lynn 889 72 1,971ms 30 Jun 2021 246th GrayJoKing 🇦🇺 889 99 5ms 12 Sep 2022 247th GrayJoKing 🇦🇺 889 118 35ms 13 Jan 2023 248th Steffan153 🇫🇮 887 91 79ms 9 Jan 2023 248th jipsong 🇩🇪 887 91 74ms 12 Mar 2024 250th GrayJoKing 🇦🇺 887 97 16ms 10 Aug 2023 251st ovs-code 🇩🇪 887 100 18ms 10 Oct 2023 251st GolfingSuccess 🇬🇷 887 100 3ms 28 Oct 2023 253rd snyderek 🇺🇸 887 114 67ms 10 Nov 2024 254th GrayJoKing 🇦🇺 886 57 124ms 11 Aug 2024 254th DialFrost 🇸🇬 886 57 119ms 4 Sep 2025 256th GrayJoKing 🇦🇺 886 86 118ms 31 Mar 2021 256th Shanethegamer 🇺🇸 886 86 112ms 17 Feb 2023 256th tobeannouncd 886 86 129ms 29 Apr 2024 256th Natanaelel 🇸🇪 886 86 157ms 30 Apr 2024 256th Steffan153 🇫🇮 886 86 127ms 25 Jul 2024 256th sean-niemann 🇺🇸 886 86 115ms 9 May 2025 262nd primo-ppcg 🇹🇭 885 87 12ms 7 Dec 2020 263rd MeWhenI 🇻🇦 884 63 12ms 18 Aug 2024 263rd sean-niemann 🇺🇸 884 63 13ms 29 Dec 2024 265th JayXon 🇺🇸 884 96 495ms 6 Mar 2022 266th kg583 🇺🇸 884 113 7ms 20 Oct 2024 266th zacjl 884 113 7ms 21 Jan 2025 268th ovs-code 🇩🇪 884 120 40ms 25 Apr 2025 269th lynn 883 124 1,300ms 28 May 2021 270th ovs-code 🇩🇪 881 153 25ms 24 Aug 2023 271st scpchicken 🇵🇼 880 41 3ms 7 Jan 2023 272nd emgordon154 880 85 6ms 13 Dec 2024 272nd kg583 🇺🇸 880 85 5ms 17 Aug 2025 274th nwellnhof 🇩🇪 879 56 2ms 6 Jul 2022 274th retrohun 879 56 14ms 7 Dec 2024 276th madex 🇩🇪 879 59 928ms 13 Mar 2023 277th UnderKoen 🇳🇱 878 172 2ms 8 Mar 2023 278th ovs-code 🇩🇪 878 177 9ms 31 Mar 2023 279th didion0 🇺🇸 877 66 9ms 15 Jan 2021 279th Natanaelel 🇸🇪 877 66 9ms 9 May 2021 279th itsh01 877 66 9ms 11 Aug 2021 279th MathisBullinger 877 66 8ms 16 Nov 2021 279th uttumuttu 🇫🇮 877 66 9ms 5 Jan 2022 279th inventshah 877 66 9ms 7 Jan 2022 279th Maznek 877 66 9ms 18 Nov 2022 279th alasdair-greenland 877 66 9ms 11 Apr 2023 279th Andrey-Plotnikov 877 66 8ms 23 Aug 2023 279th Larento 877 66 9ms 12 Oct 2023 279th coreynash 877 66 9ms 3 Nov 2023 279th trinityy-7 877 66 9ms 15 Mar 2024 279th KingSkyrock 🇺🇸 877 66 9ms 14 Oct 2024 292nd razetime 876 36 2ms 12 Jan 2022 292nd KenanSi 876 36 2ms 24 Feb 2022 292nd lifthrasiir 🇰🇷 876 36 3ms 28 Nov 2024 295th adoxography 876 58 41ms 18 Dec 2020 295th ejini6969 876 58 39ms 1 Apr 2023 295th tatzyr 🇯🇵 876 58 39ms 29 Dec 2024 298th MeWhenI 🇻🇦 876 75 8ms 12 Jan 2025 298th duckyluuk 🇳🇱 876 75 8ms 19 Jun 2025 300th primo-ppcg 🇹🇭 876 80 7ms 3 Jul 2023 301st primo-ppcg 🇹🇭 876 90 72ms 8 Oct 2023 301st GrayJoKing 🇦🇺 876 90 101ms 19 days ago 303rd duckyluuk 🇳🇱 876 94 3,355ms 24 Oct 2024 303rd inventshah 876 94 3,908ms 31 Oct 2024 303rd pardouin 🇫🇷 876 94 3,361ms 10 Nov 2024 303rd emgordon154 876 94 3,284ms 10 Nov 2024 303rd JayXon 🇺🇸 876 94 3,138ms 18 Nov 2024 303rd DialFrost 🇸🇬 876 94 3,679ms 18 Nov 2024 303rd stefangimmillaro 876 94 3,053ms 15 Jun 2025 310th zacjl 876 130 47ms 13 Feb 2025 311th lynn 875 32 42ms 2 Feb 2023 312th SirBogman 🇺🇸 875 40 130ms 6 Dec 2020 313th Shanethegamer 🇺🇸 875 97 413ms 4 Mar 2022 314th MeWhenI 🇻🇦 874 109 98ms 15 Oct 2022 315th edsrzf 🇳🇿 874 115 95ms 24 days ago 316th edsrzf 🇳🇿 874 138 190ms 12 Jun 2025 317th kg583 🇺🇸 872 75 458ms 1 Jun 2024 318th primo-ppcg 🇹🇭 872 235 14ms 3 Aug 2023 319th primo-ppcg 🇹🇭 870 39 3ms 5 Dec 2020 320th GrayJoKing 🇦🇺 869 95 321ms 6 Nov 2021 First Prev 241–320 of 2,041 Next Last