The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Morse Encoder 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 madex 🇩🇪 334 408 10ms 23 Jun 2024 722nd madex 🇩🇪 333 363 1,180ms 23 Jun 2024 723rd arcage 🇯🇵 333 364 1,156ms 10 Aug 2021 724th p-vf 🇨🇭 333 399 373ms 29 Sep 2021 725th not-optikk 🇺🇸 332 459 2ms 16 Oct 2020 726th lrustand 331 414 10ms 19 Feb 2018 727th Kibble 329 414 10ms 13 Jul 2020 728th dokutan 322 885 990ms 12 Jan 2025 729th galloj 🇨🇿 319 381 3ms 31 Aug 2022 730th markbyrne 319 429 10ms 25 Oct 2020 731st Vaekor 312 439 10ms 16 Nov 2020 732nd madex 🇩🇪 311 358 56ms 23 Jun 2024 733rd HassanAliKadhem 🇧🇭 311 441 17ms 4 Jan 2022 734th GalladeGuy 🇺🇸 311 489 1ms 3 Sep 2018 735th CallanMcNulty 310 440 9ms 20 Mar 2022 736th Irratix 🇳🇱 310 603 116ms 21 Nov 2021 737th d4rkne55 308 432 5ms 1 Mar 2018 738th madex 🇩🇪 308 569 308ms 23 Jun 2024 739th NanduBC 306 447 10ms 23 Mar 2021 740th CutSandstone 306 448 16ms 5 Jul 2024 741st sergeyz7 🇬🇧 305 374 272ms 18 Nov 2020 742nd Trunksistor 🇫🇷 305 449 10ms 19 Apr 2022 743rd Laksen 🇩🇰 302 649 25ms 8 Jul 2021 744th b4dpxl 300 456 9ms 4 Dec 2019 744th bbakersmith 300 456 10ms 19 Jul 2021 746th Yewzir 🇧🇪 299 458 10ms 19 May 2023 747th jgbaldwinbrown 298 430 2ms 9 Jul 2021 748th Starwort 🇬🇧 298 459 10ms 4 Mar 2019 749th Maximizer02 298 581 8ms 10 Sep 2025 750th MeWhenI 🇻🇦 296 511 14ms 28 Mar 2022 751st RJFuller 295 465 11ms 23 Feb 2024 752nd Agazoth 291 392 265ms 12 Jun 2020 753rd vaughad 290 624 91ms 21 Jan 2020 754th johnennewdeeson 289 472 9ms 6 Apr 2020 755th rollershutter 289 474 9ms 19 Jul 2023 756th JunkIce 288 475 16ms 12 Feb 2025 757th JOrE20 🇺🇸 287 476 10ms 11 days ago 758th boxjelly 284 391 46ms 12 Feb 2021 759th lahell 284 401 272ms 8 Jun 2020 760th Cr3aHal0 284 480 10ms 28 Jun 2019 761st 21zz 284 483 10ms 2 Dec 2022 762nd DmytroLynda 282 471 427ms 21 Nov 2024 763rd SiddharthShyniben 282 483 9ms 10 Aug 2021 764th eddvrs 282 485 10ms 20 Aug 2022 765th MeWhenI 🇻🇦 282 664 141ms 22 Mar 2024 766th MeWhenI 🇻🇦 282 979 2ms 8 Feb 2022 767th aglahir1 279 491 9ms 21 Jul 2022 768th shaunjc 277 481 4ms 11 Jun 2021 769th d4rkne55 277 492 10ms 28 Feb 2018 770th moshiba 277 494 12ms 18 Apr 2018 770th Re-Adventures 🇮🇳 277 494 11ms 1 Feb 2023 772nd mothcolada 🇺🇸 277 495 10ms 11 Mar 2021 773rd brandon-04 273 487 395ms 11 Nov 2025 774th Michiocre 272 501 9ms 18 Jun 2024 775th luuumine 🇫🇷 271 505 10ms 27 Oct 2025 776th valgardg 🇮🇸 271 506 9ms 10 Aug 2021 776th twocatsinatrenchcoat 271 506 10ms 10 May 2022 778th jtaxen 270 508 10ms 6 May 2024 779th Yewzir 🇧🇪 269 458 1,617ms 15 Jan 2024 780th befoster 269 509 10ms 8 May 2021 781st JeromeSchweitzer 268 511 16ms 7 Sep 2020 782nd rbicelli 267 498 5ms 4 Apr 2018 783rd Stockoh 🇫🇷 265 517 10ms 5 Nov 2023 784th JunkIce 264 466 2,127ms 12 Feb 2025 785th dokutan 264 499 148ms 21 Aug 2024 786th Drew-j-Smith 264 518 10ms 29 Mar 2022 787th mogensen 264 642 314ms 17 Apr 2020 788th hklemp 🇩🇪 261 509 357ms 21 Nov 2021 789th bobsbeenjamin 🇺🇸 258 530 9ms 10 Dec 2020 790th adoxography 257 433 56ms 10 Mar 2020 791st amishtal 257 532 10ms 5 Dec 2019 792nd jameswmccarty 257 533 10ms 4 Nov 2024 793rd dokutan 257 1,074 2ms 13 Nov 2024 794th ArturLange 256 536 10ms 14 Sep 2018 795th RandGuy 255 520 356ms 14 Dec 2021 796th jmerle 🇳🇱 255 538 9ms 11 Jul 2023 797th adoxography 253 542 10ms 21 May 2018 797th DGipe 253 542 16ms 30 Apr 2024 799th vhoulbreque 🇫🇷 252 543 13ms 6 Apr 2024 800th louisbosqui 247 555 11ms 30 Dec 2020 First Prev 721–800 of 983 Next Last
