The Calendar hole will go live in approximately 6 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 81st HPWiz 🇳🇿 934 52 1,028ms 17 Mar 2022 82nd Irratix 🇳🇱 934 62 10ms 1 Dec 2020 82nd NewDefectus 🇮🇱 934 62 9ms 16 Jan 2021 82nd ETHproductions 🇺🇸 934 62 9ms 17 Feb 2021 82nd Argeento 🇵🇱 934 62 9ms 25 Aug 2023 82nd voytxt 🇨🇿 934 62 9ms 4 Feb 2024 82nd helbling 🇨🇭 934 62 10ms 15 May 2024 82nd duckyluuk 🇳🇱 934 62 9ms 17 Jul 2024 82nd lifthrasiir 🇰🇷 934 62 9ms 23 Nov 2024 82nd DialFrost 🇸🇬 934 62 9ms 30 Jan 2025 91st Lydxn 🇨🇦 934 70 382ms 16 Jan 2024 92nd xsot 🇸🇬 934 75 6ms 14 Apr 2024 93rd sisyphus-ppcg 🇦🇺 933 30 45ms 23 Jul 2022 94th ovs-code 🇩🇪 929 57 88ms 4 Jul 2024 94th DialFrost 🇸🇬 929 57 93ms 4 Jul 2024 96th emgordon154 929 60 6ms 6 Jun 2025 97th HPWiz 🇳🇿 929 82 123ms 26 Mar 2021 97th kops-cg 929 82 117ms 7 Apr 2021 97th xnor-gate 929 82 124ms 7 Apr 2021 97th lynn 929 82 121ms 7 Apr 2021 97th arjanadriaanse 🇳🇱 929 82 124ms 10 Feb 2022 97th Sakisan 🇧🇪 929 82 136ms 14 Oct 2022 97th ovs-code 🇩🇪 929 82 121ms 29 Apr 2024 104th Lydxn 🇨🇦 928 69 246ms 29 Dec 2023 105th tomtheisen 🇺🇸 927 96 338ms 10 Feb 2023 106th sisyphus-ppcg 🇦🇺 926 56 975ms 23 Mar 2021 106th primo-ppcg 🇹🇭 926 56 882ms 24 Mar 2021 106th Shanethegamer 🇺🇸 926 56 1,026ms 10 Jul 2021 106th Lydxn 🇨🇦 926 56 1,091ms 10 Jul 2021 106th JayXon 🇺🇸 926 56 954ms 11 Jul 2021 106th stefangimmillaro 926 56 948ms 5 Jan 2023 106th Steffan153 🇫🇮 926 56 1,004ms 3 Feb 2023 106th anter69 🇭🇺 926 56 836ms 24 Feb 2023 106th DialFrost 🇸🇬 926 56 896ms 23 Jan 2024 106th jipsong 🇩🇪 926 56 996ms 11 Jun 2024 106th sean-niemann 🇺🇸 926 56 982ms 16 Jun 2025 106th error256 926 56 998ms 28 Jul 2025 118th SirBogman 🇺🇸 926 59 188ms 9 Dec 2020 118th primo-ppcg 🇹🇭 926 59 223ms 12 Dec 2020 118th DialFrost 🇸🇬 926 59 232ms 25 Jun 2024 121st kurkale6ka 925 39 3ms 27 May 2021 121st neel11235813 925 39 3ms 14 Feb 2023 121st fuzzylojik-golf 🇺🇸 925 39 3ms 3 Jun 2025 121st xsot 🇸🇬 925 39 3ms 26 Jun 2025 125th SirBogman 🇺🇸 923 55 35ms 14 Dec 2020 125th prplz 🇦🇺 923 55 37ms 16 May 2021 125th emgordon154 923 55 40ms 22 Dec 2021 125th stefangimmillaro 923 55 38ms 28 Jan 2022 125th MeWhenI 🇻🇦 923 55 37ms 22 May 2022 125th sean-niemann 🇺🇸 923 55 35ms 25 Sep 2022 125th Steffan153 🇫🇮 923 55 36ms 1 Apr 2023 125th xsot 🇸🇬 923 55 39ms 14 Oct 2023 125th sisyphus-ppcg 🇦🇺 923 55 84ms 26 Dec 2023 125th jipsong 🇩🇪 923 55 41ms 1 Jun 2024 125th beirigo 🇧🇷 923 55 36ms 11 Jan 2025 125th janlelis 923 55 39ms 3 Apr 2025 125th pardouin 🇫🇷 923 55 46ms 28 Jul 2025 125th rucin93 🇵🇱 923 55 38ms 10 Oct 2025 139th hallvabo 🇳🇴 923 78 16ms 15 Jan 2022 139th xsot 🇸🇬 923 78 10ms 11 Mar 2023 139th AlephSquirrel 923 78 10ms 1 Jul 2023 142nd lyphyser 921 36 49ms 6 Feb 2024 143rd GrayJoKing 🇦🇺 921 38 142ms 10 Apr 2021 143rd primo-ppcg 🇹🇭 921 38 141ms 7 Dec 2021 143rd Steffan153 🇫🇮 921 38 144ms 3 Feb 2023 143rd Lydxn 🇨🇦 921 38 133ms 6 Feb 2023 147th ovs-code 🇩🇪 921 113 453ms 24 Sep 2025 148th emgordon154 919 55 123ms 4 Mar 2025 149th Attero 🇸🇪 919 63 9ms 3 Dec 2020 150th xsot 🇸🇬 919 65 6ms 12 Jan 2025 151st jipsong 🇩🇪 919 104 2ms 5 Jun 2024 151st edsrzf 🇳🇿 919 104 2ms 26 Aug 2025 153rd ovs-code 🇩🇪 919 110 59ms 29 Apr 2024 154th GrayJoKing 🇦🇺 917 37 4ms 3 Dec 2020 155th saito-ta 🇯🇵 917 84 3ms 27 Oct 2023 156th primo-ppcg 🇹🇭 916 53 26ms 13 Feb 2022 157th antimon2 🇯🇵 914 70 217ms 12 Nov 2022 157th HPWiz 🇳🇿 914 70 226ms 20 Mar 2023 159th Steffan153 🇫🇮 913 58 100ms 3 Feb 2023 159th Lydxn 🇨🇦 913 58 98ms 4 Feb 2023 First Prev 81–160 of 2,038 Next Last