The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Factorial Factorisation in Factor 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 1st Kacarott 🇦🇺 1,000 96 739ms 6 May 2024 1st error256 1,000 96 742ms 16 May 2024 3rd ovs-code 🇩🇪 960 100 639ms 17 Apr 2024 4th GrayJoKing 🇦🇺 906 106 1,065ms 17 Apr 2024 5th nomennescio 850 113 676ms 9 Dec 2024 6th Shanethegamer 🇺🇸 842 114 70ms 6 Dec 2024 7th edsrzf 🇳🇿 793 121 646ms 26 Jan 2025 8th kmathis22 395 243 62ms 36 hours ago 9th dokutan 185 519 806ms 14 days ago 10th KatieLG 🇬🇧 118 814 62ms 18 Nov 2025 11th Yewzir 🇧🇪 111 868 71ms 13 Apr 2024 11th bac0id 111 868 71ms 25 Jun 2024 11th GolfingSuccess 🇬🇷 111 868 71ms 3 Nov 2024 11th HumanoidCPU 111 868 61ms 28 Jan 2025 11th plcc0 111 868 61ms 8 Apr 2025 16th MeWhenI 🇻🇦 110 869 71ms 13 Apr 2024 16th FlorianCassayre 🇫🇷 110 869 70ms 5 May 2024 16th KatieLG-Transpiler 🇬🇧 110 869 70ms 16 Aug 2024 16th Mabeloid 🇳🇴 110 869 71ms 17 Sep 2024 16th Herbert00709 🇵🇱 110 869 65ms 29 Oct 2024 16th CaedenHarper 🇨🇦 110 869 70ms 3 Nov 2024 16th retrohun 110 869 71ms 3 Nov 2024 16th voytxt 🇨🇿 110 869 72ms 4 Nov 2024 16th Jacob385 110 869 68ms 4 Nov 2024 16th aksyristos 110 869 71ms 5 Nov 2024 16th msbranicky 110 869 68ms 13 Nov 2024 16th snoozingnewt 🇨🇦 110 869 70ms 18 Nov 2024 16th RaBa21 🇭🇺 110 869 66ms 24 Nov 2024 16th SB-945 110 869 65ms 30 Nov 2024 16th neel11235813 110 869 61ms 9 Dec 2024 16th Ralac07 🇦🇺 110 869 65ms 18 Dec 2024 16th Msleizak 🇫🇷 110 869 63ms 27 Dec 2024 16th AidanWalter 110 869 63ms 2 Jan 2025 16th olleicua 🇺🇸 110 869 63ms 23 Jan 2025 16th zt14427 110 869 61ms 3 Feb 2025 16th BREMAUCY 🇫🇷 110 869 62ms 7 Feb 2025 16th acotis 110 869 60ms 14 Feb 2025 16th commandblockguy 🇺🇸 110 869 61ms 1 Mar 2025 16th Schmitt-Very-Cool 110 869 66ms 28 May 2025 16th gigaprofisi 🇺🇸 110 869 65ms 4 Jul 2025 16th klixel 🇨🇦 110 869 65ms 20 Jul 2025 16th duckyluuk 🇳🇱 110 869 64ms 27 Aug 2025 16th blaztoma 🇱🇹 110 869 66ms 6 Sep 2025 16th InigoK 🇺🇸 110 869 65ms 20 Sep 2025 16th Babafaba 110 869 66ms 24 Oct 2025 16th JOrE20 🇺🇸 110 869 67ms 26 Nov 2025 16th kurkale6ka 110 869 58ms 12 days ago 48th Zach1031 110 870 63ms 20 Nov 2025 49th scpchicken 🇵🇼 109 881 70ms 16 Nov 2024 50th adamnielson42 🇺🇸 109 883 69ms 3 Dec 2024 1–50 of 50
