The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Number Spiral 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 321st m-tkach 🇺🇦 731 139 316ms 27 Oct 2022 322nd w911 731 176 260ms 9 Oct 2024 323rd CaedenHarper 🇨🇦 730 111 9ms 29 Aug 2025 324th m-tkach 🇺🇦 730 152 75ms 27 Oct 2022 325th m-tkach 🇺🇦 728 106 9ms 26 Jan 2022 325th bzijlema 🇳🇱 728 106 11ms 28 Jan 2025 325th blaztoma 🇱🇹 728 106 9ms 22 days ago 328th Yewzir 🇧🇪 728 122 6ms 18 Dec 2023 329th MeWhenI 🇻🇦 727 97 50ms 5 May 2025 330th Re-Adventures 🇮🇳 727 123 2ms 11 Feb 2022 331st JRaspass 🇬🇧 727 177 262ms 7 Feb 2024 332nd andersk 🇺🇸 725 152 120ms 30 Oct 2022 333rd emgordon154 724 112 9ms 16 Nov 2024 334th primo-ppcg 🇹🇭 724 159 14ms 16 Feb 2022 335th jared-hughes 721 107 9ms 27 May 2022 335th AlephSquirrel 721 107 9ms 17 Jan 2023 335th neel11235813 721 107 9ms 3 Apr 2023 335th StefanHabel 🇨🇦 721 107 9ms 20 Sep 2023 335th commandblockguy 🇺🇸 721 107 9ms 4 Sep 2025 340th pandapawskat 721 124 2ms 29 Feb 2024 341st primo-ppcg 🇹🇭 721 131 4ms 6 Aug 2023 342nd stefangimmillaro 720 98 42ms 8 Aug 2023 343rd Yewzir 🇧🇪 719 157 466ms 21 Dec 2023 344th DialFrost 🇸🇬 718 162 366ms 24 Sep 2025 345th m-tkach 🇺🇦 717 102 558ms 20 Jan 2024 345th snoozingnewt 🇨🇦 717 102 532ms 27 days ago 347th kallmi28 🇨🇿 716 125 2ms 9 Nov 2023 348th AdrienHache 🇫🇷 716 142 394ms 18 Aug 2025 349th FlorianCassayre 🇫🇷 714 108 9ms 19 Sep 2023 350th marshallward 🇺🇸 714 123 42ms 6 May 2025 351st edsrzf 🇳🇿 713 140 37ms 7 days ago 352nd primo-ppcg 🇹🇭 712 139 5ms 29 Jan 2023 353rd MeWhenI 🇻🇦 712 342 10ms 1 Aug 2023 353rd janbehrens 🇩🇪 712 342 10ms 2 Aug 2023 353rd frankgraziano 712 342 11ms 6 Aug 2025 356th jared-hughes 711 114 9ms 13 Feb 2023 357th Shanethegamer 🇺🇸 711 150 1,286ms 7 Mar 2023 358th stefangimmillaro 711 181 281ms 31 Aug 2023 359th GolfingSuccess 🇬🇷 710 103 460ms 15 Jan 2024 359th GrayJoKing 🇦🇺 710 103 450ms 15 Jan 2024 359th neel11235813 710 103 571ms 27 Mar 2024 362nd Yewzir 🇧🇪 710 115 695ms 15 Nov 2025 363rd scpchicken 🇵🇼 710 343 10ms 30 Jan 2022 363rd KatieLG 🇬🇧 710 343 9ms 28 Sep 2024 363rd BREMAUCY 🇫🇷 710 343 10ms 18 Feb 2025 366th Natanaelel 🇸🇪 708 109 10ms 27 Jan 2022 366th inventshah 708 109 9ms 16 Nov 2022 366th emgordon154 708 109 9ms 12 Apr 2025 366th DialFrost 🇸🇬 708 109 9ms 16 Apr 2025 370th SirBogman 🇺🇸 708 344 10ms 27 Mar 2022 371st inventshah 706 139 2ms 19 Aug 2023 372nd Yax42 🇫🇷 706 144 369ms 9 Sep 2025 373rd verticallity 706 156 124ms 7 Apr 2022 374th Irratix 🇳🇱 706 157 387ms 15 Dec 2022 375th nwellnhof 🇩🇪 706 177 5ms 10 Jul 2022 376th KasperKivimaeki 🇫🇮 701 110 9ms 14 days ago 377th emgordon154 700 110 132ms 16 Nov 2024 378th AlephSquirrel 700 135 3ms 22 Apr 2023 379th itsh01 699 116 8ms 5 Sep 2022 380th Yewzir 🇧🇪 699 184 246ms 7 Feb 2024 381st anter69 🇭🇺 698 101 51ms 12 Feb 2024 382nd Sakisan 🇧🇪 697 142 118ms 13 Apr 2022 383rd commandblockguy 🇺🇸 696 105 457ms 4 Sep 2025 384th KatieLG-Transpiler 🇬🇧 694 351 10ms 4 Dec 2022 384th lynn 694 351 10ms 17 Oct 2023 386th Re-Adventures 🇮🇳 693 117 8ms 11 Feb 2022 387th KasperKivimaeki 🇫🇮 693 160 68ms 21 days ago 388th m-tkach 🇺🇦 692 168 572ms 25 Sep 2025 389th SirBogman 🇺🇸 691 102 41ms 19 May 2022 390th YAJUE114514 689 112 10ms 8 days ago 391st Yewzir 🇧🇪 689 161 385ms 17 Feb 2024 392nd MeWhenI 🇻🇦 689 260 2ms 20 Apr 2022 393rd annaproxy 687 144 117ms 15 Apr 2022 394th JRaspass 🇬🇧 684 104 3ms 10 Jun 2022 394th nephila-nacrea 🇬🇧 684 104 3ms 10 Jun 2022 396th Yewzir 🇧🇪 684 170 479ms 2 Oct 2025 396th stefangimmillaro 684 170 446ms 6 Oct 2025 398th aposteriorist 🇨🇦 683 113 11ms 30 Jan 2022 398th aksyristos 683 113 10ms 30 Dec 2022 400th CLOStrophobic 🇮🇹 683 145 5ms 1 Mar 2025 First Prev 321–400 of 1,724 Next Last