The Calendar hole will go live in approximately 7 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 798th Shanethegamer 🇺🇸 393 305 3ms 13 Jan 2025 798th BREMAUCY 🇫🇷 393 305 3ms 14 Jan 2025 798th CaedenHarper 🇨🇦 393 305 3ms 16 Aug 2025 804th LukeBridges 🇬🇧 392 207 8ms 27 Oct 2022 805th celiendonze 🇨🇭 391 161 9ms 16 Jun 2023 805th Lv0Sys 🇵🇱 391 161 15ms 18 days ago 807th alphafalfa 391 187 2ms 26 Nov 2024 808th KatieLG 🇬🇧 391 306 2ms 24 Sep 2022 808th JRaspass 🇬🇧 391 306 2ms 24 Sep 2022 808th KatieLG-Transpiler 🇬🇧 391 306 2ms 26 Sep 2022 808th retrohun 391 306 2ms 28 Dec 2022 808th Shanethegamer 🇺🇸 391 306 2ms 1 Mar 2023 808th Mabeloid 🇳🇴 391 306 3ms 4 Oct 2024 808th ehulinsky 🇺🇸 391 306 2ms 29 Mar 2025 808th CaedenHarper 🇨🇦 391 306 3ms 16 Aug 2025 816th olleicua 🇺🇸 391 307 3ms 9 Nov 2025 817th msbranicky 390 278 1ms 28 Sep 2023 818th MeWhenI 🇻🇦 389 345 25ms 25 Jan 2022 818th KatieLG 🇬🇧 389 345 25ms 23 Mar 2024 818th CaedenHarper 🇨🇦 389 345 24ms 16 Aug 2025 821st KatieLG 🇬🇧 389 464 1,722ms 13 Sep 2025 822nd juliansiebert 🇩🇪 388 186 218ms 4 Aug 2022 823rd KatieLG-Transpiler 🇬🇧 388 346 24ms 24 Jun 2022 824th MattShaile 386 210 8ms 26 Apr 2022 825th georgehulme 384 164 16ms 28 Jan 2022 825th adamnielson42 🇺🇸 384 164 16ms 22 Nov 2023 827th CatsAreFluffy 384 233 2ms 12 Feb 2023 828th dokutan 384 294 645ms 7 Nov 2025 829th DaCuteRaccoon 384 335 270ms 15 May 2022 830th Jacob385 383 304 472ms 24 Jul 2024 831st Andriamanitra 🇫🇮 381 164 37ms 29 Nov 2023 832nd jacklynnepenick 381 165 16ms 15 Feb 2022 833rd lukashert 380 306 425ms 28 Feb 2023 834th adamnielson42 🇺🇸 380 640 10ms 1 May 2023 835th amollberg 🇸🇪 379 166 9ms 29 Jan 2022 836th Shanethegamer 🇺🇸 378 314 3ms 6 Dec 2024 836th CaedenHarper 🇨🇦 378 314 3ms 25 Jan 2025 836th dokutan 378 314 3ms 12 Sep 2025 836th JOrE20 🇺🇸 378 314 3ms 26 Nov 2025 840th retrohun 378 355 24ms 28 Dec 2022 841st hacker112 🇸🇪 377 215 9ms 20 Jun 2024 842nd HumanoidCPU 377 255 3,399ms 24 Oct 2024 843rd edsrzf 🇳🇿 377 270 399ms 25 Nov 2024 844th MeWhenI 🇻🇦 377 305 13ms 25 Jan 2022 844th DaCuteRaccoon 377 305 13ms 15 May 2022 844th KatieLG-Transpiler 🇬🇧 377 305 12ms 24 Jun 2022 844th retrohun 377 305 13ms 28 Dec 2022 844th Shanethegamer 🇺🇸 377 305 13ms 1 Mar 2023 844th msbranicky 377 305 13ms 13 Sep 2023 844th theunofficialcoder 377 305 13ms 13 Jan 2024 844th KatieLG 🇬🇧 377 305 14ms 17 Mar 2024 844th HumanoidCPU 377 305 13ms 28 Apr 2024 844th Mabeloid 🇳🇴 377 305 13ms 4 Oct 2024 844th CaedenHarper 🇨🇦 377 305 13ms 16 Aug 2025 855th acollett89 375 216 9ms 5 Aug 2025 856th adoxography 374 167 33ms 20 Mar 2022 857th janbehrens 🇩🇪 374 168 9ms 1 Jul 2022 857th CommandLeo 🇮🇹 374 168 18ms 14 Nov 2025 859th Feniske 🇫🇷 372 194 227ms 10 Nov 2023 860th KatieLG 🇬🇧 371 347 283ms 9 Apr 2022 860th RutZap 371 347 270ms 24 Jan 2023 860th Shanethegamer 🇺🇸 371 347 270ms 15 Aug 2024 860th HumanoidCPU 371 347 261ms 26 Aug 2024 864th HumanoidCPU 370 170 9ms 1 Jun 2024 865th madeforlosers 370 219 9ms 8 Nov 2023 866th dokutan 370 363 25ms 20 Apr 2025 866th HumanoidCPU 370 363 29ms 4 Nov 2025 868th KatieLG-Transpiler 🇬🇧 369 349 278ms 24 Jun 2022 869th tomh1012 368 276 376ms 11 Nov 2025 870th voidgloom 364 173 9ms 23 Oct 2024 871st samthidny 364 223 8ms 25 Apr 2022 872nd p-vf 🇨🇭 364 279 395ms 13 Jul 2022 873rd Msleizak 🇫🇷 364 316 13ms 18 Jul 2024 874th Msleizak 🇫🇷 364 343 1ms 4 Nov 2022 875th eiburns 362 174 9ms 27 Oct 2023 876th Andrey2001 362 247 1ms 25 days ago 877th neel11235813 362 313 21ms 25 Dec 2022 877th KatieLG 🇬🇧 362 313 22ms 25 Dec 2022 877th KatieLG-Transpiler 🇬🇧 362 313 22ms 26 Dec 2022 877th retrohun 362 313 22ms 28 Dec 2022 First Prev 801–880 of 1,708 Next Last