The Calendar hole will go live in approximately 3 days. Why not try and solve it ahead of time?
Look and Say in Python in chars. 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 Chars Time Submitted 239th OppositeShark 522 115 9ms 20 Jul 2022 239th adamnielson42 🇺🇸 522 115 10ms 1 Jun 2023 239th Andrey2001 522 115 10ms 21 days ago 244th LlamaLad7 🇬🇧 517 116 9ms 16 Jan 2021 244th SniperSmiley 🇺🇸 517 116 9ms 5 Sep 2022 244th MaxElf999 517 116 10ms 28 Sep 2022 244th RyGuy101 517 116 9ms 19 Jul 2023 244th anonymaew 517 116 11ms 2 Aug 2023 244th resoNathan 517 116 9ms 26 Apr 2024 244th BlankSpruce 517 116 9ms 3 Sep 2025 244th madeforlosers 517 116 10ms 11 Nov 2025 252nd ydevor 🇮🇱 513 117 9ms 3 Dec 2020 252nd raymur 513 117 9ms 26 Jan 2022 254th wrhm 508 118 14ms 12 Dec 2020 254th artieleach 508 118 9ms 8 Feb 2021 254th galloj 🇨🇿 508 118 10ms 17 Aug 2022 254th glesnick 508 118 12ms 18 Aug 2022 254th AstroOrbis 508 118 10ms 25 Nov 2025 259th VilBoub 504 119 10ms 17 Apr 2022 259th AlbertCoolGuy 504 119 9ms 3 Dec 2022 259th roguh 🇬🇹 504 119 10ms 9 Jan 2024 262nd ThatAlo 500 120 9ms 24 Feb 2022 262nd MichaelMBradley 🇨🇦 500 120 10ms 13 Apr 2022 262nd Alban-Boissard 500 120 10ms 14 Jun 2025 265th Pena86 496 121 9ms 19 Feb 2021 265th NanduBC 496 121 11ms 20 Mar 2021 265th lemogne 496 121 9ms 8 Aug 2021 265th tobyLovick 496 121 9ms 13 Dec 2023 269th b4dpxl 492 122 10ms 3 Nov 2021 270th ethandhunt 488 123 9ms 15 Aug 2021 271st Trunksistor 🇫🇷 484 124 9ms 22 Apr 2022 271st Eugen-str 484 124 9ms 1 Nov 2023 271st yuchuehw 484 124 9ms 18 Jan 2024 271st Stockoh 🇫🇷 484 124 11ms 26 Apr 2024 271st Rubiksmath 484 124 9ms 1 Oct 2024 271st calebaitken 484 124 14ms 17 Apr 2025 271st Flekay 🇩🇪 484 124 10ms 10 Jul 2025 278th lmolteno 480 125 9ms 7 Mar 2021 278th matricronia 480 125 9ms 6 May 2021 278th clementblaudeau 480 125 11ms 5 Oct 2021 278th mathb0y512 480 125 9ms 26 Nov 2022 278th Florian-Mt 480 125 9ms 2 Oct 2023 283rd ValdeQwerty 476 126 10ms 31 May 2023 283rd starfihs 476 126 46ms 23 Feb 2025 285th mhenion8293 🇺🇸 472 127 9ms 19 Jan 2022 285th tooningelaere 472 127 10ms 4 Dec 2022 285th randolchance 472 127 9ms 24 Jan 2023 285th clemmers 🇺🇸 472 127 9ms 30 Jul 2023 285th brimstonetrader 472 127 10ms 18 Dec 2023 285th cros107 🇦🇺 472 127 10ms 7 Mar 2024 291st hjcafaroUC 469 128 10ms 29 May 2021 291st hymanimy 469 128 9ms 3 Aug 2021 291st AZ9tumas 469 128 48ms 12 Oct 2022 291st TheCod-r 🇦🇶 469 128 10ms 18 Feb 2023 295th CodeAltF4 465 129 15ms 8 Mar 2022 295th pmooreh 465 129 9ms 19 Aug 2022 297th michelebastione 🇮🇹 462 130 10ms 4 Dec 2020 297th Ellipsibus 462 130 10ms 9 Aug 2022 297th logvp 462 130 11ms 12 Jan 2024 297th geooff 462 130 9ms 11 May 2024 297th Mabeloid 🇳🇴 462 130 11ms 11 Sep 2024 302nd Ailko 🇧🇪 458 131 11ms 6 May 2022 302nd try-except-try-accept 🇹🇭 458 131 9ms 28 Jun 2022 302nd Glinte 458 131 10ms 13 Dec 2023 305th wirewolf010 455 132 9ms 5 Jan 2022 305th ademdj19 455 132 9ms 12 Apr 2022 305th Bergschaf 455 132 10ms 24 Dec 2023 308th Andrey135296 451 133 10ms 23 Sep 2024 308th WillowWispy 451 133 22ms 17 Mar 2025 310th twocatsinatrenchcoat 448 134 9ms 12 Jul 2022 310th elephantpanda 448 134 11ms 31 Aug 2022 310th epic-programmer-guy 448 134 9ms 20 Dec 2023 313th richard-oelze 🇩🇪 444 135 9ms 26 May 2021 313th qwjhvbxi 444 135 9ms 13 Feb 2024 313th Ralac07 🇦🇺 444 135 10ms 3 Jul 2024 316th shibacho 🇯🇵 441 136 9ms 24 Nov 2022 316th jediroberthatch 441 136 10ms 1 Aug 2025 318th Marthe-CC 438 137 9ms 9 Oct 2022 319th inverseLorentz 🇦🇺 435 138 11ms 23 May 2024 320th AlexanderFair 432 139 9ms 27 Jun 2023 First Prev 241–320 of 404 Next Last
