The Calendar hole will go live in approximately 7 days. Why not try and solve it ahead of time?
Morse Encoder 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 161st MaxElf999 414 338 9ms 28 Sep 2022 161st MarshalX 🇵🇱 414 338 10ms 14 Nov 2024 163rd lomarbrick 413 339 9ms 17 May 2023 163rd Mathrew2012 413 339 9ms 9 Nov 2024 165th za3k 412 340 9ms 8 Oct 2022 165th RaBa21 🇭🇺 412 340 16ms 13 Jul 2025 167th Psirving 411 341 11ms 2 Aug 2020 167th TheZwierzLF 🇵🇱 411 341 11ms 15 days ago 169th TheAristos 408 343 11ms 30 Oct 2019 170th CheeseCake628 🇳🇴 406 345 12ms 20 Jun 2025 170th vgamula 🇺🇦 406 345 9ms 7 Jul 2025 172nd OllieBoyne 🇬🇧 401 349 11ms 23 Jan 2021 172nd SB-945 401 349 18ms 4 Sep 2023 172nd Jacob385 401 349 9ms 1 May 2024 175th SoliGhost 398 352 12ms 8 Jun 2025 176th aksyristos 394 355 9ms 14 Mar 2023 176th codewrite 🇬🇧 394 355 10ms 12 Jul 2025 178th jfallon1997 391 358 10ms 13 May 2024 179th betaveros 390 359 9ms 1 Jan 2023 180th dzshn 389 360 10ms 25 Nov 2020 180th stordev 389 360 9ms 26 Feb 2021 180th richard-oelze 🇩🇪 389 360 10ms 20 Mar 2021 180th 77Tigers 389 360 10ms 28 May 2021 184th eiburns 381 367 10ms 8 May 2023 185th temoto 379 369 10ms 20 Sep 2018 186th CaedenHarper 🇨🇦 378 370 10ms 10 Oct 2024 187th brochmann 🇸🇪 376 372 9ms 9 Feb 2022 187th ridingqwerty 🇺🇸 376 372 10ms 3 Dec 2023 189th PotatoSaladOverlord 375 373 10ms 16 Jan 2024 190th pickerj 374 374 10ms 5 Jun 2024 191st ragerin 373 375 16ms 21 Feb 2018 192nd croc54 372 376 10ms 14 Jan 2025 193rd m42km 370 378 10ms 23 Oct 2023 193rd klixel 🇨🇦 370 378 9ms 23 Jan 2025 195th 4ndyJ 🇬🇧 368 380 10ms 19 Jun 2025 196th mokymok 🇺🇸 366 382 10ms 1 Dec 2021 197th wrhm 362 387 10ms 12 Dec 2020 198th michelebastione 🇮🇹 359 390 10ms 21 Mar 2022 199th jhpaques 🇫🇷 355 394 10ms 29 Jul 2022 200th Openstreetmapler 352 398 10ms 23 Nov 2019 201st madex 🇩🇪 349 401 9ms 23 Jun 2024 202nd Pena86 347 403 12ms 30 Dec 2021 202nd ThatAlo 347 403 10ms 12 Jun 2023 204th Mikey-Beep 🇬🇧 347 404 10ms 25 Aug 2023 205th jotslo 🇬🇧 344 407 9ms 5 Jul 2021 206th bsoyka 🇺🇸 343 408 10ms 9 Jan 2022 207th lrustand 338 414 10ms 19 Feb 2018 208th markbyrne 326 429 10ms 25 Oct 2020 209th Vaekor 319 439 10ms 16 Nov 2020 210th HassanAliKadhem 🇧🇭 317 441 17ms 4 Jan 2022 211th NanduBC 313 447 10ms 23 Mar 2021 212th CutSandstone 313 448 16ms 5 Jul 2024 213th Trunksistor 🇫🇷 312 449 10ms 19 Apr 2022 214th b4dpxl 307 456 9ms 4 Dec 2019 214th bbakersmith 307 456 10ms 19 Jul 2021 216th Yewzir 🇧🇪 306 458 10ms 19 May 2023 217th Starwort 🇬🇧 305 459 10ms 4 Mar 2019 218th RJFuller 301 465 11ms 23 Feb 2024 219th rollershutter 295 474 9ms 19 Jul 2023 220th JunkIce 295 475 16ms 12 Feb 2025 221st 21zz 290 483 10ms 2 Dec 2022 222nd eddvrs 289 485 10ms 20 Aug 2022 223rd aglahir1 285 491 9ms 21 Jul 2022 224th moshiba 283 494 12ms 18 Apr 2018 224th Re-Adventures 🇮🇳 283 494 11ms 1 Feb 2023 226th mothcolada 🇺🇸 283 495 10ms 11 Mar 2021 227th luuumine 🇫🇷 277 505 10ms 27 Oct 2025 228th valgardg 🇮🇸 277 506 9ms 10 Aug 2021 228th twocatsinatrenchcoat 277 506 10ms 10 May 2022 230th jtaxen 276 508 10ms 6 May 2024 231st befoster 275 509 10ms 8 May 2021 232nd JeromeSchweitzer 274 511 16ms 7 Sep 2020 233rd Stockoh 🇫🇷 271 517 10ms 5 Nov 2023 234th Drew-j-Smith 270 518 10ms 29 Mar 2022 235th bobsbeenjamin 🇺🇸 264 530 9ms 10 Dec 2020 236th amishtal 263 532 10ms 5 Dec 2019 237th jameswmccarty 263 533 10ms 4 Nov 2024 238th ArturLange 261 536 10ms 14 Sep 2018 239th jmerle 🇳🇱 260 538 9ms 11 Jul 2023 240th adoxography 258 542 10ms 21 May 2018 First Prev 161–240 of 282 Next Last
