The Calendar hole will go live in approximately 9 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 stefangimmillaro 702 151 41ms 19 Oct 2023 722nd namelessiw 701 127 378ms 13 Nov 2024 723rd Ripick 700 118 119ms 24 Jun 2024 724th NewDefectus 🇮🇱 699 103 13ms 18 Dec 2020 724th Indivicivet 699 103 10ms 16 Mar 2021 724th rowechenzhong 699 103 10ms 27 Nov 2021 724th CedricGebistorf 699 103 11ms 6 Mar 2022 724th trist224 🇫🇷 699 103 12ms 1 Sep 2022 724th betaveros 699 103 10ms 31 Dec 2022 724th klixel 🇨🇦 699 103 10ms 28 Mar 2025 724th Matter1024 🇮🇳 699 103 10ms 2 Jul 2025 724th redweasel 699 103 10ms 24 Jul 2025 724th RaBa21 🇭🇺 699 103 10ms 1 Aug 2025 734th unfinishedprogram 698 83 10ms 15 Jul 2024 735th dokutan 697 118 3,688ms 25 Sep 2025 735th RobertHoeh 697 118 4,112ms 28 Sep 2025 737th DialFrost 🇸🇬 696 122 691ms 10 Jul 2024 738th dokutan 695 137 107ms 26 Sep 2025 739th jipsong 🇩🇪 694 52 3ms 11 Jun 2024 740th GolfingSuccess 🇬🇷 693 71 11ms 1 Jun 2022 741st ArmaanAS 692 104 15ms 26 Mar 2021 741st neihousaigaai 692 104 10ms 28 Mar 2021 741st Eilonlif 🇮🇱 692 104 11ms 11 Sep 2022 741st fbe 692 104 10ms 18 Oct 2023 741st jatloe 692 104 11ms 9 Sep 2024 746th MeWhenI 🇻🇦 692 108 6ms 12 Apr 2024 747th Irratix 🇳🇱 692 110 115ms 14 Dec 2021 748th xsot 🇸🇬 691 48 51ms 21 Jul 2024 749th primo-ppcg 🇹🇭 690 129 343ms 21 Nov 2021 750th ovs-code 🇩🇪 690 138 120ms 27 Sep 2024 751st edsrzf 🇳🇿 690 152 210ms 29 May 2025 752nd xyangst 689 84 9ms 7 Oct 2024 753rd LucaArgentiUCF 🇮🇹 689 154 40ms 28 Jan 2021 754th andersk 🇺🇸 689 175 187ms 5 Nov 2022 755th yomansour 688 196 26ms 30 Jul 2021 756th bastienvoirin 🇫🇷 686 105 16ms 5 Dec 2020 756th RYNO8 686 105 10ms 27 Aug 2021 756th ejini6969 686 105 10ms 1 Apr 2023 756th stertooy 🇧🇪 686 105 9ms 14 Jun 2024 756th bnic24 686 105 9ms 31 Jul 2024 756th Artemis21 🇬🇧 686 105 11ms 21 Jan 2025 756th InigoK 🇺🇸 686 105 11ms 21 Aug 2025 763rd arctouch-cristiannevianna 685 130 358ms 20 Feb 2024 764th CaedenHarper 🇨🇦 684 175 259ms 3 Nov 2025 765th sean-niemann 🇺🇸 683 148 2,887ms 7 Jan 2023 766th primo-ppcg 🇹🇭 681 55 32ms 4 Dec 2020 767th gnlow 🇰🇷 681 85 9ms 18 Feb 2021 767th raphaelimahorn 681 85 9ms 17 Aug 2021 767th dmrichwa 🇺🇸 681 85 9ms 4 Jun 2022 767th maxpelic 🇺🇸 681 85 9ms 11 Jul 2022 767th Re-Adventures 🇮🇳 681 85 9ms 4 Jan 2023 767th AlephSquirrel 681 85 9ms 1 Jul 2023 767th Salutations45 681 85 8ms 11 Dec 2024 767th Ralac07 🇦🇺 681 85 9ms 18 Apr 2025 767th JOrE20 🇺🇸 681 85 9ms 24 Nov 2025 776th commandblockguy 🇺🇸 681 96 386ms 1 Sep 2025 777th dokutan 680 88 708ms 26 Sep 2025 778th GolfingSuccess 🇬🇷 680 222 454ms 3 Feb 2025 778th albanian-laundromat 680 222 503ms 28 Oct 2025 780th yzhs 🇩🇪 679 106 14ms 25 Dec 2020 780th potato-jackson 679 106 14ms 5 Mar 2021 780th Bonjour27891 🇻🇳 679 106 10ms 4 Mar 2022 780th nstearns96 🇬🇧 679 106 13ms 23 Jan 2023 780th jmerle 🇳🇱 679 106 17ms 16 Feb 2023 780th Yewzir 🇧🇪 679 106 14ms 16 Apr 2023 786th adamnielson42 🇺🇸 678 50 5ms 25 Apr 2024 787th GoateSo 678 141 2ms 1 Dec 2020 788th MichalMarsalek 🇨🇿 677 122 117ms 5 Nov 2021 789th h3ra993huskp 🇯🇵 676 154 446ms 22 days ago 790th jerrandolph 676 177 276ms 22 Dec 2023 790th targrik 676 177 271ms 2 Jul 2025 792nd MeWhenI 🇻🇦 675 81 256ms 28 Jan 2023 793rd Natanaelel 🇸🇪 674 73 16ms 22 Aug 2022 794th wansacis 🇩🇪 673 86 9ms 25 Nov 2021 794th Michiocre 673 86 8ms 30 Apr 2024 796th andre-lameirinhas 🇵🇹 673 107 36ms 14 Dec 2020 796th knutae 🇳🇴 673 107 9ms 15 Jul 2021 796th itsjustfreekie 673 107 11ms 21 Sep 2021 796th eshilo-draper 673 107 9ms 7 Nov 2022 796th mbittner20 673 107 9ms 27 May 2023 First Prev 721–800 of 2,037 Next Last