The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Spelling Numbers 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 641st frosster 389 486 3ms 14 Mar 2025 642nd avila-gabriel 388 918 171ms 17 Oct 2024 643rd Andriamanitra 🇫🇮 384 357 306ms 25 Aug 2022 644th boxjelly 383 565 4ms 17 Feb 2021 645th XaavanDolence 383 772 187ms 7 Sep 2020 646th CarsonChr 🇺🇸 382 435 10ms 21 May 2023 647th plcc0 381 264 115ms 3 Nov 2025 648th madeforlosers 380 437 11ms 13 Sep 2024 649th MeWhenI 🇻🇦 380 1,167 496ms 10 Feb 2025 650th dokutan 378 677 51ms 5 Feb 2025 651st RegularSalamander 377 441 10ms 30 Jan 2022 652nd kaascevich 376 360 164ms 20 Jul 2025 653rd lynn 375 297 182ms 6 Apr 2021 654th gnlow 🇰🇷 375 443 10ms 27 Jan 2022 655th papachan 374 215 27ms 12 Dec 2023 656th MattShaile 374 445 11ms 13 Apr 2022 657th mckymsh 373 446 13ms 14 Feb 2024 658th duckyluuk 🇳🇱 372 167 392ms 6 Sep 2024 659th cafehaine 🇫🇷 372 508 4ms 6 Sep 2021 660th samthidny 370 449 10ms 13 Apr 2022 661st two-bad 🇬🇧 369 450 10ms 25 Feb 2024 662nd Phil-RGOMEGA 369 512 4ms 9 May 2023 663rd dokutan 369 874 596ms 16 days ago 664th jared-hughes 367 316 34ms 12 Sep 2022 665th bwenstar 362 308 20ms 12 Aug 2022 666th dokutan 361 963 15ms 7 Nov 2025 667th HumanoidCPU 358 311 25ms 22 Aug 2024 668th Florian-Mt 358 464 10ms 12 Jul 2024 669th SkimnerPhi 358 465 10ms 5 Dec 2020 670th TornadoCookie 358 605 3ms 25 Dec 2022 671st sebipopa 🇷🇴 356 467 10ms 12 Sep 2022 671st Ow0cast 356 467 11ms 17 Oct 2025 673rd snoozingnewt 🇨🇦 355 175 462ms 27 days ago 674th RockOfStone 355 533 4ms 9 Mar 2024 675th menglishca 🇨🇦 355 671 461ms 5 Aug 2021 676th backupGitProfile 352 752 360ms 21 Nov 2021 677th proton 🇩🇪 348 333 36ms 13 Jun 2020 678th bzijlema 🇳🇱 343 325 13ms 7 Jul 2025 679th JRaspass 🇬🇧 342 278 4ms 7 Oct 2020 680th klixel 🇨🇦 341 1,070 281ms 6 Jun 2023 681st bricknellj 340 328 13ms 19 Jul 2024 682nd stefangimmillaro 339 342 87ms 4 Oct 2022 683rd akshatj27 🇦🇶 337 494 11ms 11 Jan 2022 684th yokasuretsu 334 223 176ms 30 Nov 2021 685th Andriamanitra 🇫🇮 334 347 42ms 25 Aug 2022 686th IISResetMe 333 408 316ms 7 Mar 2024 687th ryguyNelson 330 656 4ms 6 Oct 2020 688th janbehrens 🇩🇪 328 340 14ms 17 Jun 2023 689th ahmetdemirag 🇨🇾 326 342 13ms 11 Aug 2024 690th snoozingnewt 🇨🇦 326 416 119ms 27 days ago 691st rak1507 🇬🇧 326 627 39ms 13 Sep 2021 692nd lahell 325 418 413ms 17 Jun 2020 693rd dokutan 324 588 6ms 5 Oct 2024 694th fisherthomas14 323 738 449ms 13 May 2021 694th ravnskjaer 🇩🇰 323 738 336ms 3 days ago 696th albanian-laundromat 322 193 523ms 9 Aug 2025 697th neihousaigaai 322 346 13ms 7 Jul 2021 697th sultan 322 346 13ms 26 Feb 2024 697th 051 🇸🇬 322 346 25ms 28 Feb 2024 700th marcin7Cd 321 347 20ms 16 Dec 2020 701st phdphil 320 233 317ms 28 Mar 2018 702nd lrustand 320 348 14ms 18 Jan 2018 703rd jared-hughes 319 349 13ms 25 Mar 2022 703rd shelerr 319 349 13ms 23 Aug 2025 705th StefanHabel 🇨🇦 318 350 22ms 20 Apr 2024 706th bizy-coder 317 196 539ms 17 Jan 2024 707th BettaGeorge 317 300 4ms 24 Dec 2017 708th inventshah 315 354 34ms 27 Jan 2023 708th TaserTheFox 🇺🇸 315 354 19ms 20 Apr 2023 710th avavuvu 315 528 10ms 20 Jun 2025 711th OllieBoyne 🇬🇧 314 355 14ms 18 Apr 2022 712th keelanfh 312 357 15ms 14 Mar 2023 713th yokasuretsu 312 371 39ms 19 Apr 2018 714th kjetillll 🇮🇩 311 305 4ms 19 May 2021 715th daedals 311 358 15ms 22 May 2019 716th dokutan 310 1,177 263ms 16 days ago 717th Pyroan 309 361 15ms 8 Mar 2025 718th MeWhenI 🇻🇦 307 309 4ms 16 Apr 2023 719th fourth-bit 307 363 13ms 14 Jul 2023 719th mathisfun271 307 363 14ms 23 Nov 2023 First Prev 641–720 of 1,048 Next Last
