The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Time Distance in all languages 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 561st b10011 🇫🇮 379 323 12ms 27 Jan 2023 561st mathieurodic 379 323 17ms 21 Oct 2025 563rd brochmann 🇸🇪 378 324 17ms 13 Aug 2023 564th dal548 374 327 10ms 12 Jun 2024 565th janbehrens 🇩🇪 373 220 3ms 29 May 2022 566th orthoplex 🇨🇽 373 763 191ms 2 Oct 2022 567th Bodo171 372 329 11ms 8 Dec 2022 568th hellwue 371 330 10ms 15 Nov 2023 569th vhoulbreque 🇫🇷 369 332 17ms 22 Aug 2022 570th KatieLG 🇬🇧 369 535 351ms 22 Jun 2022 570th KatieLG-Transpiler 🇬🇧 369 535 339ms 23 Jun 2022 572nd MeWhenI 🇻🇦 369 772 209ms 11 Apr 2022 573rd msbranicky 368 330 495ms 15 Jan 2024 574th PhysicDev 🇫🇷 367 334 11ms 26 Jan 2024 575th NickTheEASDude 🇺🇸 367 409 3ms 29 Mar 2024 576th TheZwierzLF 🇵🇱 365 335 39ms 20 May 2025 577th aalec 364 336 18ms 25 Apr 2024 577th HumanoidCPU 364 336 18ms 2 May 2024 577th croc54 364 336 18ms 27 Jan 2025 580th MeWhenI 🇻🇦 361 468 10ms 5 May 2022 581st emgordon154 359 304 36ms 26 Jul 2024 582nd KatieLG-Transpiler 🇬🇧 358 644 675ms 10 Jul 2022 583rd scpchicken 🇵🇼 357 230 6ms 6 Jan 2023 584th adoxography 357 305 35ms 13 Jun 2023 585th MeWhenI 🇻🇦 355 679 157ms 11 Apr 2022 586th TheZwierzLF 🇵🇱 354 332 712ms 23 days ago 587th ThatAlo 353 347 10ms 2 Mar 2023 587th quimey 353 347 12ms 24 Mar 2023 589th adoxography 352 348 11ms 13 Jun 2023 590th madeforlosers 352 385 9ms 14 Jan 2025 591st JRaspass 🇬🇧 349 235 38ms 10 Jun 2022 592nd Mikey-Beep 🇬🇧 346 354 10ms 1 Jun 2024 593rd alemelis 345 355 17ms 13 Sep 2024 593rd Flekay 🇩🇪 345 355 18ms 11 Jul 2025 595th Florian-Mt 344 356 18ms 14 Jul 2024 596th rucin93 🇵🇱 343 342 844ms 21 Jan 2024 596th HumanoidCPU 343 342 365ms 2 May 2024 598th andre-lameirinhas 🇵🇹 342 358 10ms 26 Apr 2023 599th dillon-duncando 340 360 11ms 29 Sep 2022 600th 4ndyJ 🇬🇧 339 361 11ms 20 Dec 2023 601st damoose717 336 364 11ms 24 May 2025 602nd rollershutter 335 365 11ms 23 Oct 2023 603rd Demonarchet 334 367 10ms 18 Apr 2023 604th MeWhenI 🇻🇦 332 452 2ms 3 Jul 2024 605th Omega65536 🇩🇪 331 370 11ms 1 Dec 2022 606th Europe2048 330 371 11ms 4 Dec 2024 607th CaedenHarper 🇨🇦 330 396 107ms 17 Aug 2025 608th MeWhenI 🇻🇦 327 251 6ms 16 Apr 2023 609th qwjhvbxi 327 374 11ms 9 Feb 2024 610th TaserTheFox 🇺🇸 324 378 63ms 8 May 2023 611th eiburns 323 379 11ms 27 Oct 2023 612th Vaekor 322 380 11ms 28 Jul 2023 612th jameswmccarty 322 380 12ms 1 Aug 2024 614th 1231234md5 🇨🇳 317 386 12ms 15 Dec 2023 615th JRaspass 🇬🇧 316 302 147ms 11 Apr 2022 616th KatieLG 🇬🇧 308 748 686ms 5 Jan 2023 617th TaserTheFox 🇺🇸 307 441 9ms 17 Jan 2023 618th MaxElf999 305 401 10ms 29 Sep 2022 618th atazzam 🇺🇸 305 401 17ms 12 Feb 2023 620th anderium 302 406 11ms 5 Aug 2023 621st Natanaelel 🇸🇪 297 321 256ms 13 Aug 2023 622nd r-benson 🇬🇧 294 417 17ms 31 Jan 2023 623rd Mathrew2012 293 418 11ms 9 Nov 2024 624th MeWhenI 🇻🇦 291 895 1,371ms 12 Apr 2022 625th aglahir1 282 434 12ms 20 Jul 2022 626th Upload-and-View 🇺🇦 281 436 10ms 24 Jul 2025 627th DrPrettyman 278 440 11ms 31 May 2023 628th DGipe 271 452 10ms 6 Jun 2024 629th lyphyser 269 691 2ms 12 Jul 2023 630th eli-siegel 268 1,042 271ms 27 Jun 2023 631st Stockoh 🇫🇷 267 459 18ms 17 Oct 2024 632nd JOrE20 🇺🇸 267 507 9ms 16 days ago 633rd KatieLG 🇬🇧 262 897 428ms 28 Dec 2022 634th adamnielson42 🇺🇸 261 470 11ms 21 Aug 2023 635th ComputerKWasTaken 🇺🇸 255 480 10ms 23 Jan 2025 636th gigaprofisi 🇺🇸 255 530 9ms 4 Nov 2025 637th KatieLG-Transpiler 🇬🇧 248 494 11ms 25 Jun 2022 638th KatieLG-Transpiler 🇬🇧 246 443 37ms 3 Jul 2022 639th sleepyStick 246 497 16ms 14 Jul 2022 640th Msleizak 🇫🇷 244 467 323ms 27 Jun 2025 First Prev 561–640 of 672 Next Last