The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Number Spiral 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 721st JunkIce 456 138 16ms 23 Jan 2025 721st dokutan 456 138 17ms 2 hours ago 723rd MeWhenI 🇻🇦 455 176 705ms 15 Sep 2025 724th dokutan 454 195 4ms 19 Aug 2024 725th HumanoidCPU 452 170 70ms 28 Apr 2024 726th MeWhenI 🇻🇦 450 158 2ms 16 Apr 2023 727th hamhub7 450 226 331ms 12 Aug 2022 728th dokutan 450 245 126ms 6 Nov 2024 729th SniperSmiley 🇺🇸 449 140 12ms 29 Aug 2023 730th CatsAreFluffy 449 247 76ms 12 Feb 2023 731st Bonjour27891 🇻🇳 446 141 21ms 15 Jul 2022 732nd TobyBoyne 🇬🇧 443 142 10ms 29 Jan 2022 732nd Grrisly 443 142 16ms 25 Mar 2024 732nd CutSandstone 443 142 9ms 5 Jul 2024 735th MeWhenI 🇻🇦 441 90 57ms 24 Aug 2022 736th Andrey-Plotnikov 441 184 9ms 27 Sep 2025 736th snoozingnewt 🇨🇦 441 184 9ms 5 Oct 2025 738th DaCuteRaccoon 441 256 471ms 15 May 2022 739th Waffle3z 440 142 37ms 26 Jan 2022 740th JunkIce 439 138 391ms 23 Jan 2025 740th dokutan 439 138 392ms 2 hours ago 742nd Msleizak 🇫🇷 439 555 11ms 4 Nov 2022 743rd HumanoidCPU 438 185 10ms 26 Apr 2024 744th PickausernamePi 437 144 9ms 23 Dec 2022 744th Just4FunCoder 437 144 10ms 24 Sep 2025 746th taind772 437 252 177ms 27 Jan 2022 747th prplz 🇦🇺 436 55 33ms 26 Jan 2022 748th olleicua 🇺🇸 436 186 8ms 2 Feb 2024 749th nstearns96 🇬🇧 431 146 9ms 15 Jul 2024 749th Pyroan 431 146 10ms 20 Mar 2025 751st tri1212 🇻🇳 428 147 18ms 5 Jul 2024 752nd JRaspass 🇬🇧 427 311 37ms 13 Jun 2022 752nd MeWhenI 🇻🇦 427 311 36ms 14 Jun 2022 752nd CaedenHarper 🇨🇦 427 311 34ms 22 Jan 2025 755th KatieLG-Transpiler 🇬🇧 426 312 35ms 23 Jun 2022 755th KatieLG 🇬🇧 426 312 36ms 30 Sep 2024 757th dokutan 425 144 269ms 9 Apr 2024 758th jhpaques 🇫🇷 425 148 9ms 30 Jul 2022 759th eranws 425 191 8ms 2 Sep 2023 760th dokutan 425 207 38ms 29 Oct 2024 761st BlankSpruce 422 149 9ms 15 Aug 2024 762nd dokutan 422 192 9ms 27 Apr 2025 763rd h3ra993huskp 🇯🇵 422 276 406ms 27 days ago 764th Msleizak 🇫🇷 422 357 7ms 26 Apr 2023 765th guilhem-roy 🇫🇷 419 150 9ms 22 Feb 2022 766th HumanoidCPU 419 191 662ms 11 hours ago 767th KingSkyrock 🇺🇸 418 194 8ms 6 Nov 2022 768th bac0id 418 214 1ms 22 Sep 2023 769th Lv0Sys 🇵🇱 417 151 10ms 47 hours ago 770th MeWhenI 🇻🇦 417 206 1ms 11 Oct 2023 771st dokutan 416 165 780ms 16 days ago 772nd jgbaldwinbrown 416 215 1ms 29 Jun 2022 773rd HumanoidCPU 416 319 37ms 9 Mar 2025 774th ravnskjaer 🇩🇰 415 280 336ms 12 days ago 775th Lv0Sys 🇵🇱 411 152 39ms 21 days ago 776th CedricGebistorf 409 154 9ms 3 Mar 2022 776th sleepyStick 409 154 15ms 14 Mar 2022 778th iczelia 🇩🇪 406 244 123ms 19 Oct 2025 779th codewrite 🇬🇧 405 251 390ms 12 Jul 2025 780th yoshykai 405 287 406ms 8 Apr 2025 780th Schmitt-Very-Cool 405 287 472ms 3 Oct 2025 782nd mrmena 🇦🇺 405 328 37ms 28 Mar 2024 783rd error256 404 190 73ms 5 Feb 2025 784th bwat2 404 288 420ms 8 Mar 2022 785th retrohun 404 329 36ms 28 Dec 2022 785th msbranicky 404 329 36ms 21 Sep 2023 787th b10011 🇫🇮 403 156 9ms 11 Jan 2023 787th TaserTheFox 🇺🇸 403 156 14ms 1 May 2023 789th edsrzf 🇳🇿 403 220 7ms 30 Oct 2024 790th matejmatik123 🇸🇰 403 275 981ms 1 Oct 2025 791st dokutan 403 280 422ms 2 hours ago 792nd Waffle3z 403 310 1ms 12 May 2022 792nd DaCuteRaccoon 403 310 1ms 15 May 2022 792nd KatieLG 🇬🇧 403 310 1ms 22 May 2022 792nd KatieLG-Transpiler 🇬🇧 403 310 1ms 24 Jun 2022 792nd HumanoidCPU 403 310 1ms 21 May 2024 792nd CaedenHarper 🇨🇦 403 310 1ms 16 Aug 2025 792nd snoozingnewt 🇨🇦 403 310 1ms 9 Oct 2025 799th Mabeloid 🇳🇴 402 311 1ms 4 Oct 2024 800th neihousaigaai 401 157 9ms 17 Apr 2022 First Prev 721–800 of 1,713 Next Last