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 81st btnlq 935 77 28ms 3 Dec 2020 82nd ovs-code 🇩🇪 935 80 2ms 29 Apr 2024 83rd HPWiz 🇳🇿 934 52 1,028ms 17 Mar 2022 84th Irratix 🇳🇱 934 62 10ms 1 Dec 2020 84th NewDefectus 🇮🇱 934 62 9ms 16 Jan 2021 84th ETHproductions 🇺🇸 934 62 9ms 17 Feb 2021 84th Argeento 🇵🇱 934 62 9ms 25 Aug 2023 84th voytxt 🇨🇿 934 62 9ms 4 Feb 2024 84th helbling 🇨🇭 934 62 10ms 15 May 2024 84th duckyluuk 🇳🇱 934 62 9ms 17 Jul 2024 84th lifthrasiir 🇰🇷 934 62 9ms 23 Nov 2024 84th DialFrost 🇸🇬 934 62 9ms 30 Jan 2025 93rd Lydxn 🇨🇦 934 70 382ms 16 Jan 2024 94th xsot 🇸🇬 934 75 6ms 14 Apr 2024 95th sisyphus-ppcg 🇦🇺 933 30 45ms 23 Jul 2022 96th ovs-code 🇩🇪 929 57 88ms 4 Jul 2024 96th DialFrost 🇸🇬 929 57 93ms 4 Jul 2024 98th emgordon154 929 60 6ms 6 Jun 2025 99th HPWiz 🇳🇿 929 82 123ms 26 Mar 2021 99th kops-cg 929 82 117ms 7 Apr 2021 99th xnor-gate 929 82 124ms 7 Apr 2021 99th lynn 929 82 121ms 7 Apr 2021 99th arjanadriaanse 🇳🇱 929 82 124ms 10 Feb 2022 99th Sakisan 🇧🇪 929 82 136ms 14 Oct 2022 99th ovs-code 🇩🇪 929 82 121ms 29 Apr 2024 106th Lydxn 🇨🇦 928 69 246ms 29 Dec 2023 107th SirBogman 🇺🇸 927 59 188ms 9 Dec 2020 107th primo-ppcg 🇹🇭 927 59 223ms 12 Dec 2020 107th DialFrost 🇸🇬 927 59 232ms 25 Jun 2024 110th tomtheisen 🇺🇸 927 96 338ms 10 Feb 2023 111th sisyphus-ppcg 🇦🇺 926 56 975ms 23 Mar 2021 111th primo-ppcg 🇹🇭 926 56 882ms 24 Mar 2021 111th Shanethegamer 🇺🇸 926 56 1,026ms 10 Jul 2021 111th Lydxn 🇨🇦 926 56 1,091ms 10 Jul 2021 111th JayXon 🇺🇸 926 56 954ms 11 Jul 2021 111th stefangimmillaro 926 56 948ms 5 Jan 2023 111th Steffan153 🇫🇮 926 56 1,004ms 3 Feb 2023 111th anter69 🇭🇺 926 56 836ms 24 Feb 2023 111th DialFrost 🇸🇬 926 56 896ms 23 Jan 2024 111th jipsong 🇩🇪 926 56 996ms 11 Jun 2024 111th sean-niemann 🇺🇸 926 56 982ms 16 Jun 2025 111th error256 926 56 998ms 28 Jul 2025 123rd kurkale6ka 925 39 3ms 27 May 2021 123rd neel11235813 925 39 3ms 14 Feb 2023 123rd fuzzylojik-golf 🇺🇸 925 39 3ms 3 Jun 2025 123rd xsot 🇸🇬 925 39 3ms 26 Jun 2025 127th SirBogman 🇺🇸 924 55 35ms 14 Dec 2020 127th prplz 🇦🇺 924 55 37ms 16 May 2021 127th emgordon154 924 55 40ms 22 Dec 2021 127th stefangimmillaro 924 55 38ms 28 Jan 2022 127th MeWhenI 🇻🇦 924 55 37ms 22 May 2022 127th sean-niemann 🇺🇸 924 55 35ms 25 Sep 2022 127th Steffan153 🇫🇮 924 55 36ms 1 Apr 2023 127th xsot 🇸🇬 924 55 39ms 14 Oct 2023 127th sisyphus-ppcg 🇦🇺 924 55 84ms 26 Dec 2023 127th jipsong 🇩🇪 924 55 41ms 1 Jun 2024 127th beirigo 🇧🇷 924 55 36ms 11 Jan 2025 127th janlelis 924 55 39ms 3 Apr 2025 127th pardouin 🇫🇷 924 55 46ms 28 Jul 2025 127th rucin93 🇵🇱 924 55 38ms 10 Oct 2025 141st hallvabo 🇳🇴 923 78 16ms 15 Jan 2022 141st xsot 🇸🇬 923 78 10ms 11 Mar 2023 141st AlephSquirrel 923 78 10ms 1 Jul 2023 144th lyphyser 921 36 49ms 6 Feb 2024 145th GrayJoKing 🇦🇺 921 38 142ms 10 Apr 2021 145th primo-ppcg 🇹🇭 921 38 141ms 7 Dec 2021 145th Steffan153 🇫🇮 921 38 144ms 3 Feb 2023 145th Lydxn 🇨🇦 921 38 133ms 6 Feb 2023 149th ovs-code 🇩🇪 921 113 453ms 24 Sep 2025 150th emgordon154 919 55 123ms 4 Mar 2025 151st Attero 🇸🇪 919 63 9ms 3 Dec 2020 152nd xsot 🇸🇬 919 65 6ms 12 Jan 2025 153rd jipsong 🇩🇪 919 104 2ms 5 Jun 2024 153rd edsrzf 🇳🇿 919 104 2ms 26 Aug 2025 155th ovs-code 🇩🇪 919 110 59ms 29 Apr 2024 156th GrayJoKing 🇦🇺 917 37 4ms 3 Dec 2020 157th saito-ta 🇯🇵 917 84 3ms 27 Oct 2023 158th primo-ppcg 🇹🇭 916 53 26ms 13 Feb 2022 159th antimon2 🇯🇵 914 70 217ms 12 Nov 2022 159th HPWiz 🇳🇿 914 70 226ms 20 Mar 2023 First Prev 81–160 of 2,041 Next Last