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 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 319th 4ndyJ 🇬🇧 529 140 9ms 23 Dec 2022 322nd lucasvanmol 525 141 9ms 4 Mar 2021 322nd sleepyStick 525 141 10ms 11 Mar 2022 322nd fl3ur1nestimable 525 141 10ms 9 May 2022 322nd JesseNoEyes 🇺🇸 525 141 10ms 6 Mar 2025 326th Matherubik1 521 142 9ms 22 Jul 2021 326th amollberg 🇸🇪 521 142 10ms 22 Jan 2022 326th HumanEquivalentUnit 521 142 10ms 6 Feb 2022 329th mokymok 🇺🇸 514 144 9ms 20 Jul 2021 329th karhuthebear 514 144 10ms 5 May 2022 329th azure-blondon 514 144 9ms 4 Jul 2024 332nd eiburns 510 145 9ms 10 Jan 2022 332nd Vaekor 510 145 10ms 3 Aug 2023 332nd namelessiw 510 145 10ms 5 Mar 2024 335th TobyBoyne 🇬🇧 500 148 9ms 2 Jan 2021 335th Keegan-T 🇨🇦 500 148 10ms 8 Nov 2024 337th tpaxman 🇨🇦 497 149 42ms 9 Dec 2020 337th hinet60613 497 149 10ms 19 May 2021 337th jjbvtk 497 149 9ms 3 Sep 2021 337th bbakersmith 497 149 10ms 28 Jun 2022 337th Deedogg 497 149 10ms 30 Oct 2025 342nd 0dyse 493 150 9ms 12 Sep 2025 342nd vhoulbreque 🇫🇷 493 150 18ms 22 days ago 344th midnattssol 🇸🇪 490 151 9ms 27 Jul 2023 344th PyryL 🇫🇮 490 151 10ms 21 Aug 2024 346th jassummisko 484 153 9ms 16 May 2022 346th Bananapants22 484 153 9ms 30 Aug 2022 346th alomiF 484 153 9ms 28 Sep 2023 349th QuincyNash 🇺🇸 481 154 10ms 11 Nov 2022 349th Pale-Vessel 481 154 9ms 1 Apr 2024 349th Andre3582 481 154 10ms 29 Sep 2025 352nd r-benson 🇬🇧 477 155 10ms 27 Jan 2023 353rd pengu1n-master 474 156 9ms 11 Oct 2021 354th rowboat1 471 157 9ms 24 Jun 2022 354th osNiko 🇧🇷 471 157 9ms 15 Aug 2025 356th henrytranter 468 158 10ms 9 Feb 2021 357th janga1 463 160 10ms 17 Aug 2021 357th jameswmccarty 463 160 9ms 10 Jul 2024 359th mrmena 🇦🇺 460 161 10ms 5 Mar 2024 359th hamilton-bonds 460 161 9ms 12 Nov 2024 361st roupiq 🇵🇱 457 162 9ms 19 Feb 2024 362nd georgehulme 448 165 9ms 2 Feb 2022 363rd NoahBolohan 🇨🇦 446 166 10ms 23 Feb 2023 364th zwxzwxzwx21 440 168 9ms 30 Nov 2023 365th vtilde 438 169 9ms 9 Jan 2024 366th shinylego 430 172 9ms 6 Feb 2023 366th ESOrSomething 430 172 12ms 29 Sep 2025 368th jmmographer 418 177 10ms 26 Oct 2023 369th qwertzuioppel 413 179 16ms 2 Mar 2024 370th HalvorOverby 392 189 9ms 23 Dec 2021 370th jroscoe5 392 189 11ms 21 Sep 2022 372nd atazzam 🇺🇸 387 191 9ms 17 Oct 2022 372nd DrPrettyman 387 191 9ms 18 Jul 2023 374th Yareeeema 383 193 10ms 13 Apr 2022 374th evan18c 383 193 9ms 9 Nov 2024 376th NoneTheFewer 370 200 15ms 2 days ago 377th ridingqwerty 🇺🇸 365 203 12ms 26 Dec 2023 378th kevinnaviapaiva 339 218 10ms 6 Mar 2025 379th dillon-duncando 319 232 9ms 3 Oct 2022 379th dylanjones92 319 232 10ms 19 Jan 2024 381st Dataen 311 238 9ms 12 Jan 2024 382nd glf818 286 259 9ms 22 Jul 2021 383rd Demonarchet 279 265 9ms 1 May 2023 384th cloudberry-DeaDev 275 269 10ms 23 Dec 2023 385th SchmulRosenzwe1g 274 270 10ms 15 Mar 2021 386th Hebelub 253 292 9ms 10 Jan 2024 387th camieac 🇬🇧 232 319 10ms 8 Jun 2023 388th pirxthepilot 217 341 11ms 31 Jan 2022 389th Ripick 201 368 9ms 7 Mar 2023 390th Zhenyu-Bo 176 421 9ms 31 Jul 2025 391st AidanWalter 170 435 10ms 3 Jan 2025 392nd DGipe 149 495 9ms 4 Mar 2024 393rd SebbeCaliban 128 576 10ms 14 Apr 2023 394th djbieber 72 1,028 9ms 6 Sep 2023 395th scpchicken 🇵🇼 57 1,291 10ms 10 Apr 2021 395th silvncr 57 1,291 9ms 15 Jun 2021 395th theunofficialcoder 57 1,291 10ms 15 Aug 2021 395th CodyMiner 57 1,291 9ms 20 Nov 2021 395th EthanGrant1 57 1,291 9ms 7 Oct 2022 395th venkatesh1220 57 1,291 10ms 8 Oct 2022 First Prev 321–400 of 404 Next Last