The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Spelling Numbers 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 801st dmoa 388 490 20ms 29 May 2020 801st nullie 388 490 13ms 16 Jun 2022 801st QuincyNash 🇺🇸 388 490 13ms 16 Nov 2022 801st jamesthekee 388 490 13ms 27 Jan 2025 805th frobinsonj 388 693 11ms 6 Dec 2019 806th avila-gabriel 388 918 171ms 17 Oct 2024 807th vhoulbreque 🇫🇷 387 491 16ms 20 days ago 808th r-benson 🇬🇧 386 492 12ms 31 Jan 2023 809th ToriTheChicken 385 699 10ms 30 Jul 2020 810th stephanie-flower 384 700 11ms 23 Nov 2025 811th mrmabs 383 496 13ms 16 Jun 2021 812th E2dgar 383 702 10ms 31 Jan 2022 813th XaavanDolence 383 772 187ms 7 Sep 2020 814th bstrautin 382 647 320ms 26 Jul 2020 815th MeWhenI 🇻🇦 380 1,167 496ms 10 Feb 2025 816th Upload-and-View 🇺🇦 378 502 13ms 16 Aug 2025 817th dokutan 378 677 51ms 5 Feb 2025 818th BobDotCom 377 504 13ms 25 Mar 2022 819th kaascevich 376 360 164ms 20 Jul 2025 820th PFischbeck 376 505 13ms 27 Sep 2018 821st jhpaques 🇫🇷 372 511 15ms 28 Jul 2022 822nd brochmann 🇸🇪 370 514 20ms 13 Aug 2023 823rd aksyristos 369 515 19ms 11 Jun 2023 824th elisherer 🇮🇱 369 728 10ms 8 Apr 2019 825th dokutan 369 874 596ms 23 days ago 826th ionutm82 368 516 13ms 23 May 2019 827th Mikey-Beep 🇬🇧 367 517 19ms 25 Aug 2023 828th rschwa6308 🇺🇸 367 518 13ms 8 Nov 2021 828th roguh 🇬🇹 367 518 15ms 13 Oct 2024 828th Stockoh 🇫🇷 367 518 15ms 17 Nov 2024 831st hoodadam 366 519 20ms 18 Sep 2019 831st michelebastione 🇮🇹 366 519 13ms 14 Jul 2021 831st Bodo171 366 519 13ms 6 Dec 2022 834th britishben 365 520 20ms 2 Dec 2018 835th RandGuy 365 521 20ms 28 Jun 2022 836th TJK-S 364 522 12ms 13 Oct 2025 837th qwjhvbxi 363 523 13ms 5 Mar 2024 838th mrmena 🇦🇺 363 524 14ms 20 Mar 2024 839th evanrittner 362 525 18ms 11 Mar 2019 840th Andrey2001 361 527 13ms 11 days ago 841st dokutan 361 963 15ms 7 Nov 2025 842nd vodker1 360 528 19ms 9 Mar 2022 843rd bizy-coder 358 196 539ms 17 Jan 2024 844th menglishca 🇨🇦 358 671 461ms 5 Aug 2021 845th jgbaldwinbrown 356 533 22ms 6 Jul 2021 846th Heathcorp 🇦🇺 356 534 20ms 29 Mar 2022 847th adoxography 355 535 20ms 21 May 2018 848th dyc3 354 536 25ms 26 Jul 2020 849th beabro 354 760 11ms 5 Dec 2024 850th OliverWales 353 538 13ms 3 Dec 2020 851st edre 351 542 13ms 2 Jun 2018 852nd SirFireball3521 350 355 175ms 22 Mar 2023 853rd evalPenny 🇰🇷 350 767 13ms 7 Jul 2021 854th Shanethegamer 🇺🇸 342 363 175ms 23 Apr 2023 855th stordev 342 555 13ms 26 Feb 2021 856th klixel 🇨🇦 341 1,070 281ms 6 Jun 2023 857th ridingqwerty 🇺🇸 339 561 19ms 13 Dec 2023 858th Tiger-Cross 337 564 12ms 29 May 2020 859th GrayJoKing 🇦🇺 336 209 547ms 16 Jan 2024 860th bwenstar 336 566 28ms 12 Aug 2022 861st karhuthebear 335 567 13ms 9 May 2022 862nd HumanoidCPU 334 569 23ms 22 Aug 2024 863rd JRaspass 🇬🇧 332 374 176ms 7 Oct 2020 864th sciencejiho 331 574 12ms 4 May 2024 865th ThatAlo 329 577 13ms 14 Jun 2023 866th RyanCarrusca 329 578 13ms 21 Feb 2019 867th TheZwierzLF 🇵🇱 328 579 25ms 8 days ago 868th snoozingnewt 🇨🇦 326 416 119ms 21 Nov 2025 869th rak1507 🇬🇧 326 627 39ms 13 Sep 2021 870th fisherthomas14 325 738 449ms 13 May 2021 870th ravnskjaer 🇩🇰 325 738 336ms 9 days ago 872nd rgroefer 325 761 441ms 27 Nov 2020 873rd egasyelir 324 587 13ms 11 Jul 2024 874th dokutan 324 588 6ms 5 Oct 2024 875th zuparnowa 323 589 20ms 12 Feb 2019 875th henrytranter 323 589 20ms 20 Sep 2019 875th brimstonetrader 323 589 21ms 13 Mar 2024 878th dokutan 322 915 382ms 23 days ago 879th eddvrs 318 597 21ms 20 Aug 2022 880th dokutan 318 778 512ms 23 days ago First Prev 801–880 of 1,051 Next Last