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 721st marcin7Cd 703 142 19ms 8 Feb 2021 722nd Shanethegamer 🇺🇸 703 162 43ms 10 Sep 2024 723rd MeWhenI 🇻🇦 702 72 140ms 3 Aug 2024 724th stefangimmillaro 702 151 41ms 19 Oct 2023 725th namelessiw 701 127 370ms 13 Nov 2024 726th Ripick 700 118 119ms 24 Jun 2024 727th NewDefectus 🇮🇱 699 103 13ms 18 Dec 2020 727th Indivicivet 699 103 10ms 16 Mar 2021 727th rowechenzhong 699 103 10ms 27 Nov 2021 727th CedricGebistorf 699 103 11ms 6 Mar 2022 727th trist224 🇫🇷 699 103 12ms 1 Sep 2022 727th betaveros 699 103 10ms 31 Dec 2022 727th klixel 🇨🇦 699 103 10ms 28 Mar 2025 727th Matter1024 🇮🇳 699 103 10ms 2 Jul 2025 727th redweasel 699 103 10ms 24 Jul 2025 727th RaBa21 🇭🇺 699 103 10ms 1 Aug 2025 737th unfinishedprogram 698 83 10ms 15 Jul 2024 738th dokutan 697 118 3,648ms 25 Sep 2025 738th RobertHoeh 697 118 3,542ms 28 Sep 2025 740th DialFrost 🇸🇬 696 122 691ms 10 Jul 2024 741st dokutan 695 137 107ms 26 Sep 2025 742nd jipsong 🇩🇪 694 52 3ms 11 Jun 2024 743rd GolfingSuccess 🇬🇷 693 71 11ms 1 Jun 2022 744th ArmaanAS 692 104 15ms 26 Mar 2021 744th neihousaigaai 692 104 10ms 28 Mar 2021 744th Eilonlif 🇮🇱 692 104 11ms 11 Sep 2022 744th fbe 692 104 10ms 18 Oct 2023 744th jatloe 692 104 11ms 9 Sep 2024 749th MeWhenI 🇻🇦 692 108 6ms 12 Apr 2024 750th Irratix 🇳🇱 692 110 115ms 14 Dec 2021 751st xsot 🇸🇬 691 48 51ms 21 Jul 2024 752nd primo-ppcg 🇹🇭 690 129 343ms 21 Nov 2021 753rd ovs-code 🇩🇪 690 138 120ms 27 Sep 2024 754th edsrzf 🇳🇿 690 152 210ms 29 May 2025 755th xyangst 689 84 9ms 7 Oct 2024 756th LucaArgentiUCF 🇮🇹 689 154 40ms 28 Jan 2021 757th andersk 🇺🇸 689 175 187ms 5 Nov 2022 758th yomansour 688 196 26ms 30 Jul 2021 759th bastienvoirin 🇫🇷 686 105 16ms 5 Dec 2020 759th RYNO8 686 105 10ms 27 Aug 2021 759th ejini6969 686 105 10ms 1 Apr 2023 759th stertooy 🇧🇪 686 105 9ms 14 Jun 2024 759th bnic24 686 105 9ms 31 Jul 2024 759th Artemis21 🇬🇧 686 105 11ms 21 Jan 2025 759th InigoK 🇺🇸 686 105 11ms 21 Aug 2025 766th arctouch-cristiannevianna 685 130 358ms 20 Feb 2024 767th CaedenHarper 🇨🇦 684 175 259ms 3 Nov 2025 768th sean-niemann 🇺🇸 683 148 2,485ms 7 Jan 2023 769th primo-ppcg 🇹🇭 681 55 32ms 4 Dec 2020 770th gnlow 🇰🇷 681 85 9ms 18 Feb 2021 770th raphaelimahorn 681 85 9ms 17 Aug 2021 770th dmrichwa 🇺🇸 681 85 9ms 4 Jun 2022 770th maxpelic 🇺🇸 681 85 9ms 11 Jul 2022 770th Re-Adventures 🇮🇳 681 85 9ms 4 Jan 2023 770th AlephSquirrel 681 85 9ms 1 Jul 2023 770th Salutations45 681 85 8ms 11 Dec 2024 770th Ralac07 🇦🇺 681 85 9ms 18 Apr 2025 770th JOrE20 🇺🇸 681 85 9ms 24 Nov 2025 779th commandblockguy 🇺🇸 681 96 386ms 1 Sep 2025 780th dokutan 680 88 708ms 26 Sep 2025 781st GolfingSuccess 🇬🇷 680 222 454ms 3 Feb 2025 781st albanian-laundromat 680 222 503ms 28 Oct 2025 783rd yzhs 🇩🇪 679 106 14ms 25 Dec 2020 783rd potato-jackson 679 106 14ms 5 Mar 2021 783rd Bonjour27891 🇻🇳 679 106 10ms 4 Mar 2022 783rd nstearns96 🇬🇧 679 106 13ms 23 Jan 2023 783rd jmerle 🇳🇱 679 106 17ms 16 Feb 2023 783rd Yewzir 🇧🇪 679 106 14ms 16 Apr 2023 783rd Bmrl7 679 106 11ms 4 days ago 790th adamnielson42 🇺🇸 678 50 5ms 25 Apr 2024 791st GoateSo 678 141 2ms 1 Dec 2020 792nd MichalMarsalek 🇨🇿 677 122 117ms 5 Nov 2021 793rd h3ra993huskp 🇯🇵 676 154 446ms 30 Nov 2025 794th jerrandolph 676 177 276ms 22 Dec 2023 794th targrik 676 177 271ms 2 Jul 2025 796th MeWhenI 🇻🇦 675 81 250ms 28 Jan 2023 797th Natanaelel 🇸🇪 674 73 16ms 22 Aug 2022 798th wansacis 🇩🇪 673 86 9ms 25 Nov 2021 798th Michiocre 673 86 8ms 30 Apr 2024 800th andre-lameirinhas 🇵🇹 673 107 36ms 14 Dec 2020 First Prev 721–800 of 2,041 Next Last