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 880th KatieLG 🇬🇧 362 313 22ms 25 Dec 2022 880th KatieLG-Transpiler 🇬🇧 362 313 22ms 26 Dec 2022 880th retrohun 362 313 22ms 28 Dec 2022 880th hellopatrick 362 313 22ms 1 Jan 2023 880th aksyristos 362 313 22ms 1 Jan 2023 880th msbranicky 362 313 21ms 21 Sep 2023 880th HumanoidCPU 362 313 22ms 22 Apr 2024 880th Shanethegamer 🇺🇸 362 313 22ms 15 Aug 2024 880th Mabeloid 🇳🇴 362 313 23ms 4 Oct 2024 880th dokutan 362 313 22ms 29 Jun 2025 880th CaedenHarper 🇨🇦 362 313 21ms 16 Aug 2025 892nd Msleizak 🇫🇷 362 411 1ms 4 Nov 2022 893rd dokutan 361 173 36ms 27 Apr 2025 894th gifti258 361 190 71ms 14 Sep 2023 895th KatieLG 🇬🇧 361 309 119ms 27 Jan 2022 895th janAkali 🇷🇺 361 309 118ms 26 Apr 2024 895th HumanoidCPU 361 309 117ms 22 May 2024 895th Shanethegamer 🇺🇸 361 309 120ms 15 Aug 2024 895th Mabeloid 🇳🇴 361 309 119ms 4 Oct 2024 895th CaedenHarper 🇨🇦 361 309 116ms 16 Aug 2025 901st RobertHoeh 360 175 9ms 3 Mar 2025 902nd msbranicky 359 374 24ms 29 Aug 2023 903rd MeWhenI 🇻🇦 358 247 4ms 16 Aug 2024 904th HumanoidCPU 357 175 45ms 10 Jan 2025 905th Vaekor 357 176 10ms 3 Aug 2023 905th m42km 357 176 15ms 25 Feb 2024 907th satutalo 🇫🇮 357 248 5ms 15 Dec 2022 908th HumanoidCPU 356 170 365ms 1 Jun 2024 909th retrohun 356 361 265ms 28 Dec 2022 909th Mabeloid 🇳🇴 356 361 263ms 4 Oct 2024 911th msbranicky 355 177 16ms 12 Jul 2023 912th kawamuu5 355 286 360ms 28 Jun 2023 913th msbranicky 355 315 118ms 30 Aug 2023 914th Shanethegamer 🇺🇸 354 320 96ms 23 days ago 915th pascscha 353 178 16ms 28 Mar 2022 916th DaCuteRaccoon 353 314 63ms 15 May 2022 916th retrohun 353 314 67ms 28 Dec 2022 916th HumanoidCPU 353 314 69ms 21 May 2024 916th Shanethegamer 🇺🇸 353 314 64ms 15 Aug 2024 916th Mabeloid 🇳🇴 353 314 63ms 4 Oct 2024 916th dokutan 353 314 66ms 10 Feb 2025 916th CaedenHarper 🇨🇦 353 314 67ms 16 Aug 2025 923rd Shanethegamer 🇺🇸 353 330 423ms 25 Sep 2025 923rd HumanoidCPU 353 330 430ms 8 Nov 2025 925th JRaspass 🇬🇧 352 308 2ms 25 Jan 2022 925th MeWhenI 🇻🇦 352 308 1ms 25 Jan 2022 925th adriweb 🇫🇷 352 308 2ms 5 Sep 2023 925th Shanethegamer 🇺🇸 352 308 2ms 15 Aug 2024 925th CaedenHarper 🇨🇦 352 308 2ms 16 Aug 2025 930th kkoenig 352 365 268ms 3 Jan 2024 931st wobblybits 351 179 9ms 23 Aug 2025 932nd bac0id 351 290 338ms 22 Sep 2023 933rd HumanoidCPU 351 322 111ms 27 Jun 2025 934th StarmaQ 350 310 1ms 11 Feb 2022 934th Mabeloid 🇳🇴 350 310 1ms 4 Oct 2024 936th msbranicky 350 317 66ms 13 Sep 2023 937th Msleizak 🇫🇷 350 379 35ms 3 Nov 2022 938th TheZwierzLF 🇵🇱 349 179 36ms 6 days ago 939th jeff-at-tamer-dot-codes 🇺🇸 348 181 10ms 10 Oct 2023 939th jatloe 348 181 9ms 28 Jan 2024 939th Jacob385 348 181 9ms 22 Apr 2024 939th cuboids 348 181 9ms 11 Jul 2024 939th AstroOrbis 348 181 10ms 25 Nov 2025 944th KatieLG 🇬🇧 348 318 66ms 27 Jan 2022 945th KatieLG-Transpiler 🇬🇧 347 307 1,196ms 24 Jun 2022 945th msbranicky 347 307 1,211ms 23 Sep 2023 945th HumanoidCPU 347 307 1,223ms 28 Apr 2024 945th dokutan 347 307 1,193ms 21 Aug 2024 945th JDiLenarda 🇫🇷 347 307 1,200ms 27 Sep 2024 945th CaedenHarper 🇨🇦 347 307 1,242ms 25 Jan 2025 951st trist224 🇫🇷 346 182 16ms 23 Nov 2022 952nd KatieLG 🇬🇧 346 308 1,278ms 30 Jan 2022 953rd TheZwierzLF 🇵🇱 344 176 852ms 19 days ago 954th za3k 344 183 9ms 16 Oct 2022 955th retrohun 344 315 2ms 28 Dec 2022 956th MeWhenI 🇻🇦 344 320 111ms 25 Jan 2022 956th JGDoerrer 344 320 110ms 29 Jan 2022 956th retrohun 344 320 107ms 28 Dec 2022 956th HumanoidCPU 344 320 111ms 22 Apr 2024 956th Shanethegamer 🇺🇸 344 320 110ms 15 Aug 2024 First Prev 881–960 of 1,710 Next Last