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 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 721st yzhs 🇩🇪 449 172 17ms 3 Jun 2022 722nd CatsAreFluffy 449 247 76ms 12 Feb 2023 723rd MeWhenI 🇻🇦 448 181 8ms 26 Jan 2022 724th voidgloom 446 173 9ms 23 Oct 2024 725th juliansiebert 🇩🇪 444 186 218ms 4 Aug 2022 726th eiburns 443 174 9ms 27 Oct 2023 726th wh3n3v3r 🇨🇿 443 174 9ms 12 Nov 2024 728th RobertHoeh 441 175 9ms 3 Mar 2025 729th Andrey-Plotnikov 441 184 9ms 27 Sep 2025 730th DaCuteRaccoon 441 256 471ms 15 May 2022 731st Msleizak 🇫🇷 439 555 11ms 4 Nov 2022 732nd Vaekor 438 176 10ms 3 Aug 2023 732nd m42km 438 176 15ms 25 Feb 2024 734th taind772 437 252 177ms 27 Jan 2022 735th prplz 🇦🇺 436 55 33ms 26 Jan 2022 736th olleicua 🇺🇸 436 186 8ms 2 Feb 2024 737th Msleizak 🇫🇷 436 411 1ms 4 Nov 2022 738th pascscha 433 178 16ms 28 Mar 2022 739th wobblybits 431 179 9ms 23 Aug 2025 740th KatieLG 🇬🇧 431 188 9ms 25 Oct 2024 741st Andriamanitra 🇫🇮 430 164 36ms 29 Nov 2023 742nd dokutan 430 258 2ms 6 Mar 2024 743rd dokutan 430 263 96ms 15 days ago 744th KatieLG 🇬🇧 427 165 38ms 13 Apr 2022 745th JRaspass 🇬🇧 427 311 37ms 13 Jun 2022 745th MeWhenI 🇻🇦 427 311 36ms 14 Jun 2022 745th dokutan 427 311 37ms 9 Jun 2024 745th CaedenHarper 🇨🇦 427 311 34ms 22 Jan 2025 749th msbranicky 426 181 16ms 12 Jul 2023 749th AstroOrbis 426 181 10ms 25 Nov 2025 751st Feniske 🇫🇷 426 194 227ms 10 Nov 2023 752nd KatieLG-Transpiler 🇬🇧 426 312 35ms 23 Jun 2022 752nd KatieLG 🇬🇧 426 312 36ms 30 Sep 2024 754th eranws 425 191 8ms 2 Sep 2023 755th trist224 🇫🇷 424 182 16ms 23 Nov 2022 756th adoxography 422 167 36ms 20 Mar 2022 757th za3k 422 183 9ms 16 Oct 2022 758th dokutan 422 276 433ms 24 Sep 2025 758th h3ra993huskp 🇯🇵 422 276 406ms 27 days ago 760th Msleizak 🇫🇷 422 357 7ms 26 Apr 2023 761st Hortaros 419 184 10ms 15 Jun 2023 762nd KingSkyrock 🇺🇸 418 194 8ms 6 Nov 2022 763rd bac0id 418 214 1ms 22 Sep 2023 764th MeWhenI 🇻🇦 417 206 1ms 11 Oct 2023 765th Shanethegamer 🇺🇸 416 173 70ms 16 Dec 2024 766th jgbaldwinbrown 416 215 1ms 29 Jun 2022 767th HumanoidCPU 416 319 37ms 9 Mar 2025 768th TheZwierzLF 🇵🇱 415 176 852ms 19 days ago 769th CheeseCake628 🇳🇴 415 186 10ms 16 Nov 2024 770th ravnskjaer 🇩🇰 415 280 336ms 12 days ago 771st HumanoidCPU 414 255 3,399ms 24 Oct 2024 772nd mossprescott 413 187 9ms 9 Jan 2023 772nd AlexanderFair 413 187 10ms 26 Jul 2023 774th jtaxen 410 188 16ms 6 Jun 2024 775th iczelia 🇩🇪 406 244 123ms 19 Oct 2025 776th dokutan 406 260 3,167ms 24 Oct 2024 777th codewrite 🇬🇧 405 251 390ms 12 Jul 2025 778th yoshykai 405 287 406ms 8 Apr 2025 778th Schmitt-Very-Cool 405 287 472ms 3 Oct 2025 780th mrmena 🇦🇺 405 328 37ms 28 Mar 2024 781st msbranicky 404 181 422ms 17 Jan 2024 782nd jacekwladzinski 404 191 15ms 6 Oct 2025 783rd bwat2 404 288 420ms 8 Mar 2022 784th retrohun 404 329 36ms 28 Dec 2022 784th msbranicky 404 329 36ms 21 Sep 2023 786th HumanoidCPU 403 201 9ms 29 Aug 2024 787th edsrzf 🇳🇿 403 220 7ms 30 Oct 2024 788th matejmatik123 🇸🇰 403 275 981ms 1 Oct 2025 789th dokutan 403 280 422ms 72 mins ago 790th Waffle3z 403 310 1ms 12 May 2022 790th DaCuteRaccoon 403 310 1ms 15 May 2022 790th KatieLG 🇬🇧 403 310 1ms 22 May 2022 790th KatieLG-Transpiler 🇬🇧 403 310 1ms 24 Jun 2022 790th HumanoidCPU 403 310 1ms 21 May 2024 790th CaedenHarper 🇨🇦 403 310 1ms 16 Aug 2025 790th snoozingnewt 🇨🇦 403 310 1ms 9 Oct 2025 797th KatieLG 🇬🇧 402 192 22ms 13 Apr 2022 798th Mabeloid 🇳🇴 402 311 1ms 4 Oct 2024 799th Pena86 400 193 9ms 1 Oct 2022 799th TheZwierzLF 🇵🇱 400 193 16ms 18 May 2025 First Prev 721–800 of 1,731 Next Last