The Calendar hole will go live in approximately 13 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 321st tomh1012 429 140 10ms 2 Dec 2020 321st orifu 429 140 9ms 22 Feb 2021 321st 4ndyJ 🇬🇧 429 140 9ms 23 Dec 2022 324th lucasvanmol 426 141 9ms 4 Mar 2021 324th sleepyStick 426 141 10ms 11 Mar 2022 324th fl3ur1nestimable 426 141 10ms 9 May 2022 324th JesseNoEyes 🇺🇸 426 141 10ms 6 Mar 2025 328th Matherubik1 423 142 9ms 22 Jul 2021 328th amollberg 🇸🇪 423 142 10ms 22 Jan 2022 328th HumanEquivalentUnit 423 142 10ms 6 Feb 2022 331st karhuthebear 417 144 10ms 5 May 2022 331st azure-blondon 417 144 9ms 4 Jul 2024 333rd eiburns 414 145 9ms 10 Jan 2022 333rd Vaekor 414 145 10ms 3 Aug 2023 333rd namelessiw 414 145 10ms 5 Mar 2024 336th TobyBoyne 🇬🇧 405 148 9ms 2 Jan 2021 336th Keegan-T 🇨🇦 405 148 10ms 8 Nov 2024 338th tpaxman 🇨🇦 403 149 42ms 9 Dec 2020 338th hinet60613 403 149 10ms 19 May 2021 338th jjbvtk 403 149 9ms 3 Sep 2021 338th bbakersmith 403 149 10ms 28 Jun 2022 342nd 0dyse 400 150 9ms 12 Sep 2025 342nd vhoulbreque 🇫🇷 400 150 18ms 13 days ago 344th midnattssol 🇸🇪 397 151 9ms 27 Jul 2023 344th PyryL 🇫🇮 397 151 10ms 21 Aug 2024 346th jassummisko 392 153 9ms 16 May 2022 346th Bananapants22 392 153 9ms 30 Aug 2022 346th alomiF 392 153 9ms 28 Sep 2023 349th QuincyNash 🇺🇸 390 154 10ms 11 Nov 2022 349th Pale-Vessel 390 154 9ms 1 Apr 2024 349th Andre3582 390 154 10ms 29 Sep 2025 352nd r-benson 🇬🇧 387 155 10ms 27 Jan 2023 353rd pengu1n-master 385 156 9ms 11 Oct 2021 354th rowboat1 382 157 9ms 24 Jun 2022 354th osNiko 🇧🇷 382 157 9ms 15 Aug 2025 356th henrytranter 380 158 10ms 9 Feb 2021 357th janga1 375 160 10ms 17 Aug 2021 357th jameswmccarty 375 160 9ms 10 Jul 2024 359th mrmena 🇦🇺 373 161 10ms 5 Mar 2024 359th hamilton-bonds 373 161 9ms 12 Nov 2024 361st georgehulme 364 165 9ms 2 Feb 2022 362nd NoahBolohan 🇨🇦 361 166 10ms 23 Feb 2023 363rd vtilde 355 169 9ms 9 Jan 2024 364th shinylego 349 172 9ms 6 Feb 2023 364th ESOrSomething 349 172 12ms 29 Sep 2025 366th jmmographer 339 177 10ms 26 Oct 2023 367th qwertzuioppel 335 179 16ms 2 Mar 2024 368th HalvorOverby 317 189 9ms 23 Dec 2021 368th jroscoe5 317 189 11ms 21 Sep 2022 370th atazzam 🇺🇸 314 191 9ms 17 Oct 2022 370th DrPrettyman 314 191 9ms 18 Jul 2023 372nd Yareeeema 311 193 10ms 13 Apr 2022 372nd evan18c 311 193 9ms 9 Nov 2024 374th ridingqwerty 🇺🇸 296 203 12ms 26 Dec 2023 374th NoneTheFewer 296 203 15ms 8 days ago 376th kevinnaviapaiva 275 218 10ms 6 Mar 2025 377th dillon-duncando 259 232 9ms 3 Oct 2022 377th dylanjones92 259 232 10ms 19 Jan 2024 379th Dataen 252 238 9ms 12 Jan 2024 380th glf818 232 259 9ms 22 Jul 2021 381st Demonarchet 226 265 9ms 1 May 2023 382nd cloudberry-DeaDev 223 269 10ms 23 Dec 2023 383rd SchmulRosenzwe1g 222 270 10ms 15 Mar 2021 384th Hebelub 205 292 9ms 10 Jan 2024 385th camieac 🇬🇧 188 319 10ms 8 Jun 2023 386th pirxthepilot 176 341 11ms 31 Jan 2022 387th Ripick 163 368 9ms 7 Mar 2023 388th Zhenyu-Bo 143 421 9ms 31 Jul 2025 389th AidanWalter 138 435 10ms 3 Jan 2025 390th DGipe 121 495 9ms 4 Mar 2024 391st SebbeCaliban 104 576 10ms 14 Apr 2023 392nd djbieber 58 1,028 9ms 6 Sep 2023 393rd scpchicken 🇵🇼 46 1,291 10ms 10 Apr 2021 393rd silvncr 46 1,291 9ms 15 Jun 2021 393rd theunofficialcoder 46 1,291 10ms 15 Aug 2021 393rd CodyMiner 46 1,291 9ms 20 Nov 2021 393rd EthanGrant1 46 1,291 9ms 7 Oct 2022 393rd venkatesh1220 46 1,291 10ms 8 Oct 2022 393rd cthierfelder 🇲🇨 46 1,291 9ms 14 Nov 2025 400th KatieLG-Transpiler 🇬🇧 46 1,306 11ms 23 Jun 2022 First Prev 321–400 of 402 Next Last
