The Calendar hole will go live in approximately 42 hours. Why not try and solve it ahead of time?
Factorial Factorisation 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 241st Shanethegamer 🇺🇸 810 128 128ms 15 Apr 2024 242nd Shanethegamer 🇺🇸 809 132 15ms 16 Apr 2024 243rd MeWhenI 🇻🇦 809 137 102ms 21 Apr 2024 244th KasperKivimaeki 🇫🇮 808 103 77ms 30 Nov 2025 244th bizy-coder 808 103 201ms 25 days ago 246th rucin93 🇵🇱 808 108 3ms 18 Nov 2025 247th MeWhenI 🇻🇦 808 161 265ms 22 Apr 2024 248th DialFrost 🇸🇬 807 134 44ms 25 Jun 2025 249th Shanethegamer 🇺🇸 805 85 52ms 13 Apr 2024 249th Just4FunCoder 805 85 43ms 18 Jun 2025 251st DialFrost 🇸🇬 804 128 44ms 4 hours ago 252nd annaproxy 804 132 31ms 5 Sep 2025 253rd Shanethegamer 🇺🇸 803 138 457ms 15 Apr 2024 254th emgordon154 803 142 14ms 10 Jan 2025 255th sean-niemann 🇺🇸 803 162 267ms 1 May 2024 256th MeWhenI 🇻🇦 802 132 97ms 12 Jan 2025 257th MeWhenI 🇻🇦 800 104 97ms 21 Apr 2024 257th SirBogman 🇺🇸 800 104 20ms 12 Aug 2025 259th namelessiw 800 136 474ms 4 Oct 2025 260th nomennescio 799 113 676ms 9 Dec 2024 261st edsrzf 🇳🇿 795 136 40ms 2 days ago 262nd MeWhenI 🇻🇦 795 137 450ms 7 Nov 2025 263rd Shanethegamer 🇺🇸 795 146 123ms 21 Jun 2024 264th sisyphus-ppcg 🇦🇺 793 92 85ms 15 Apr 2024 265th Natanaelel 🇸🇪 792 48 34ms 2 Mar 2025 266th dmrichwa 🇺🇸 792 101 13ms 3 Jul 2024 267th duckyluuk 🇳🇱 792 105 718ms 16 Apr 2024 267th IshanPanpaliya 792 105 68ms 2 Dec 2025 269th Shanethegamer 🇺🇸 792 114 70ms 6 Dec 2024 270th Mandrzejy 🇵🇱 792 135 59ms 27 Apr 2024 270th Herbert00709 🇵🇱 792 135 63ms 28 Apr 2024 272nd sean-niemann 🇺🇸 792 140 105ms 18 Aug 2025 273rd stefangimmillaro 792 143 144ms 17 Apr 2024 274th Shanethegamer 🇺🇸 791 128 59ms 16 Apr 2024 275th GolfingSuccess 🇬🇷 790 134 37ms 12 Jan 2025 276th kmathis22 789 138 598ms 23 days ago 277th Natanaelel 🇸🇪 787 82 114ms 22 Apr 2024 278th CLOStrophobic 🇮🇹 784 138 47ms 13 Feb 2025 279th stefangimmillaro 783 135 108ms 14 Apr 2024 280th lifthrasiir 🇰🇷 779 51 2ms 28 Nov 2024 281st AlephSquirrel 779 141 86ms 13 Apr 2024 282nd namelessiw 778 128 377ms 9 Apr 2025 283rd Shanethegamer 🇺🇸 776 103 12ms 13 Apr 2024 284th duckyluuk 🇳🇱 774 103 1,026ms 16 Apr 2024 285th DialFrost 🇸🇬 774 134 143ms 6 Aug 2024 286th jared-hughes 773 131 9ms 6 days ago 287th MeWhenI 🇻🇦 772 129 368ms 19 Jun 2025 288th Salutations45 770 101 4ms 30 Nov 2024 289th neel11235813 770 108 66ms 13 Apr 2024 289th stefangimmillaro 770 108 69ms 17 Apr 2024 291st emgordon154 770 220 498ms 30 May 2025 292nd MeWhenI 🇻🇦 769 106 476ms 17 Apr 2024 293rd DialFrost 🇸🇬 767 114 145ms 28 Oct 2024 294th SirBogman 🇺🇸 766 104 399ms 12 Aug 2025 295th bricknellj 763 109 20ms 16 May 2024 296th albanian-laundromat 763 135 45ms 5 days ago 297th MichalMarsalek 🇨🇿 763 152 144ms 13 Apr 2024 298th DialFrost 🇸🇬 762 144 21ms 10 Dec 2024 298th edsrzf 🇳🇿 762 144 47ms 11 Feb 2025 300th Lv0Sys 🇵🇱 761 105 10ms 18 days ago 301st Shanethegamer 🇺🇸 761 139 111ms 16 Apr 2024 302nd dokutan 761 143 446ms 18 Nov 2025 303rd TheZwierzLF 🇵🇱 760 90 51ms 9 days ago 304th albanian-laundromat 760 171 258ms 5 days ago 305th emgordon154 758 168 24ms 10 Dec 2024 306th jipsong 🇩🇪 756 110 16ms 12 Mar 2025 306th annaproxy 756 110 11ms 5 Sep 2025 308th snoozingnewt 🇨🇦 756 144 432ms 24 days ago 309th Natanaelel 🇸🇪 754 106 10ms 15 Apr 2024 310th SirBogman 🇺🇸 753 126 43ms 3 Jun 2025 311th ethanlally 751 145 451ms 10 Nov 2025 312th GolfingSuccess 🇬🇷 750 111 12ms 15 Apr 2024 312th yujh-yujh 🇬🇸 750 111 16ms 17 days ago 314th elgan65536 750 151 137ms 15 Apr 2024 315th msbranicky 749 253 1,692ms 17 Sep 2025 316th CaedenHarper 🇨🇦 747 107 12ms 6 Sep 2025 317th edsrzf 🇳🇿 746 121 646ms 26 Jan 2025 318th SirBogman 🇺🇸 745 51 37ms 21 Apr 2024 319th CatsAreFluffy 744 91 131ms 4 Nov 2024 320th neel11235813 744 92 46ms 14 Apr 2024 First Prev 241–320 of 1,437 Next Last