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 561st kjetillll 🇮🇩 580 305 4ms 19 May 2021 562nd sean-niemann 🇺🇸 580 414 487ms 24 Sep 2025 562nd dokutan 580 414 481ms 23 Oct 2025 564th bricknellj 579 328 13ms 19 Jul 2024 565th Florian-Mt 579 464 10ms 12 Jul 2024 566th cmayer777 579 598 73ms 19 Dec 2022 567th SkimnerPhi 578 465 10ms 5 Dec 2020 568th anter69 🇭🇺 577 329 15ms 13 Mar 2025 569th sebipopa 🇷🇴 576 467 10ms 12 Sep 2022 569th Ow0cast 576 467 11ms 17 Oct 2025 571st ETHproductions 🇺🇸 574 468 14ms 19 Dec 2018 572nd MeWhenI 🇻🇦 573 309 4ms 16 Apr 2023 573rd Kacarott 🇦🇺 572 396 86ms 13 Sep 2024 574th sultan 571 421 396ms 26 Feb 2024 575th ian-h-chamberlain 🇺🇸 571 640 262ms 23 Nov 2025 576th ericlangedijk 🇸🇮 566 702 27ms 18 Feb 2022 577th janbehrens 🇩🇪 564 314 5ms 28 May 2021 578th stefangimmillaro 564 426 476ms 6 Oct 2025 579th lacroixjonathan87 561 487 10ms 6 Sep 2020 580th janbehrens 🇩🇪 559 340 14ms 17 Jun 2023 581st CaedenHarper 🇨🇦 559 430 468ms 5 Oct 2025 582nd ahmetdemirag 🇨🇾 556 342 13ms 11 Aug 2024 583rd TFeld00 🇩🇰 554 343 32ms 11 Nov 2020 584th MeWhenI 🇻🇦 554 369 36ms 13 Dec 2021 585th yokasuretsu 552 225 144ms 30 Nov 2021 586th CornerMercury 🇬🇧 551 345 13ms 2 days ago 587th neihousaigaai 549 346 13ms 7 Jul 2021 587th sultan 549 346 13ms 26 Feb 2024 587th 051 🇸🇬 549 346 25ms 28 Feb 2024 590th marcin7Cd 548 347 20ms 16 Dec 2020 591st TimCurwick 🇺🇸 548 451 292ms 27 Jan 2021 592nd annaproxy 547 560 17ms 13 Jan 2023 593rd lrustand 546 348 14ms 18 Jan 2018 594th jared-hughes 544 349 13ms 25 Mar 2022 594th shelerr 544 349 13ms 23 Aug 2025 596th akshatj27 🇦🇶 544 494 11ms 11 Jan 2022 597th StefanHabel 🇨🇦 543 350 22ms 20 Apr 2024 598th TornadoCookie 543 605 3ms 25 Dec 2022 599th Attero 🇸🇪 541 351 13ms 13 Oct 2020 600th zakariamouhid 540 498 10ms 14 May 2023 601st scpchicken 🇵🇼 538 329 5ms 30 Jan 2023 602nd inventshah 537 354 34ms 27 Jan 2023 602nd TaserTheFox 🇺🇸 537 354 19ms 20 Apr 2023 604th KevinMarquette 🇺🇸 536 461 287ms 8 Jun 2020 605th OllieBoyne 🇬🇧 535 355 14ms 18 Apr 2022 606th lynn 535 479 26ms 25 Jul 2021 607th jacklynnepenick 534 356 13ms 17 Aug 2021 607th annaproxy 534 356 21ms 14 Aug 2022 609th keelanfh 532 357 15ms 14 Mar 2023 610th daedals 531 358 15ms 22 May 2019 610th GolfingSuccess 🇬🇷 531 358 14ms 14 Mar 2025 612th OddballGreg 531 449 49ms 26 Sep 2020 613th logvp 529 359 13ms 27 Dec 2023 614th annaproxy 529 557 371ms 29 Mar 2022 615th galloj 🇨🇿 528 361 277ms 26 Feb 2023 616th AlexDaniel 🇪🇪 527 236 170ms 14 Nov 2017 617th cmdrsabre 527 257 848ms 7 Feb 2020 618th yzhs 🇩🇪 526 361 12ms 29 Feb 2020 618th duckyluuk 🇳🇱 526 361 33ms 6 Sep 2024 618th Pyroan 526 361 15ms 8 Mar 2025 621st jatloe 525 362 17ms 28 Oct 2024 621st Artemis21 🇬🇧 525 362 14ms 20 days ago 623rd fourth-bit 523 363 13ms 14 Jul 2023 623rd mathisfun271 523 363 14ms 23 Nov 2023 625th chartung17 522 460 415ms 1 Jan 2024 626th markus-rekdal 521 365 20ms 15 Nov 2019 626th MichalMarsalek 🇨🇿 521 365 13ms 8 Dec 2022 628th rambox11 518 519 11ms 19 Jul 2018 629th Irratix 🇳🇱 516 368 1,002ms 4 Jul 2022 630th dzhang314 515 369 22ms 13 Aug 2019 630th prplz 🇦🇺 515 369 13ms 19 Oct 2020 632nd tomh1012 514 573 375ms 21 Nov 2021 633rd myfatemi04 511 372 14ms 9 Jan 2018 633rd CedricGebistorf 511 372 13ms 13 Mar 2022 633rd msbranicky 511 372 19ms 9 Aug 2023 636th btjones0 509 373 21ms 28 Dec 2020 636th AkashTandon167 509 373 13ms 24 Jan 2021 636th quimey 509 373 12ms 3 Aug 2023 636th andrewjc2000 509 373 12ms 27 Mar 2025 640th avavuvu 509 528 10ms 20 Jun 2025 First Prev 561–640 of 1,051 Next Last
