The Calendar hole will go live in approximately 12 days. Why not try and solve it ahead of time?
Abundant Numbers (Long) 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 555th KrausRaus 🇺🇸 897 55 11ms 2 Dec 2022 555th inventshah 897 55 11ms 2 Dec 2022 555th didion0 🇺🇸 897 55 10ms 14 Dec 2022 555th ovs-code 🇩🇪 897 55 10ms 16 Dec 2022 555th tayloia 🇬🇧 897 55 11ms 12 Jan 2023 555th DialFrost 🇸🇬 897 55 11ms 8 Feb 2023 555th thisishowmymindworks 🇳🇴 897 55 10ms 11 May 2023 555th PatrickStephansen 🇿🇦 897 55 11ms 21 Jun 2023 555th Maznek 897 55 10ms 6 Jul 2023 555th MeWhenI 🇻🇦 897 55 10ms 21 Aug 2023 555th Argeento 🇵🇱 897 55 12ms 25 Aug 2023 555th itserasmus 897 55 10ms 25 Jan 2024 555th emgordon154 897 55 13ms 13 Jun 2024 555th fuzzylojik-golf 🇺🇸 897 55 11ms 6 May 2025 555th acollett89 897 55 11ms 21 Jul 2025 555th nathanadams 🇳🇿 897 55 10ms 6 Oct 2025 555th tigerdan2 🇩🇪 897 55 11ms 25 Oct 2025 555th biocommando 🇫🇮 897 55 11ms 27 Oct 2025 579th DialFrost 🇸🇬 897 73 8ms 10 Mar 2025 580th kg583 🇺🇸 897 86 58ms 13 Feb 2025 581st KasperKivimaeki 🇫🇮 897 89 354ms 18 days ago 582nd primo-ppcg 🇹🇭 896 72 109ms 20 Nov 2022 583rd nwellnhof 🇩🇪 896 112 335ms 11 Mar 2023 583rd MeWhenI 🇻🇦 896 112 271ms 1 Jun 2023 583rd m-tkach 🇺🇦 896 112 267ms 14 Jun 2023 583rd stefangimmillaro 896 112 276ms 14 Jun 2023 583rd Shanethegamer 🇺🇸 896 112 254ms 7 Feb 2024 588th GolfingSuccess 🇬🇷 895 62 435ms 15 Jan 2024 588th GrayJoKing 🇦🇺 895 62 3,531ms 16 Jan 2024 588th neel11235813 895 62 491ms 27 Mar 2024 588th CornerMercury 🇬🇧 895 62 486ms 12 Oct 2025 592nd Yewzir 🇧🇪 895 85 362ms 8 May 2023 592nd arcpolaris 895 85 356ms 13 Dec 2024 592nd dokutan 895 85 364ms 9 Apr 2025 592nd tomh1012 895 85 387ms 30 May 2025 592nd CaedenHarper 🇨🇦 895 85 368ms 19 Oct 2025 597th sisyphus-ppcg 🇦🇺 894 60 12ms 20 Nov 2022 598th snoozingnewt 🇨🇦 894 69 132ms 19 Oct 2023 599th lyphyser 893 48 52ms 8 Nov 2023 600th Shanethegamer 🇺🇸 893 69 131ms 19 Nov 2022 600th Ripick 893 69 135ms 24 Jan 2023 600th Steffan153 🇫🇮 893 69 125ms 9 Mar 2023 600th MeWhenI 🇻🇦 893 69 150ms 1 Jun 2023 600th sean-niemann 🇺🇸 893 69 131ms 5 Feb 2025 605th emgordon154 892 75 58ms 5 Dec 2024 606th edsrzf 🇳🇿 891 49 828ms 4 Sep 2025 606th CaedenHarper 🇨🇦 891 49 736ms 9 Sep 2025 606th sean-niemann 🇺🇸 891 49 777ms 13 days ago 609th ovs-code 🇩🇪 891 73 7ms 14 Jul 2023 609th MeWhenI 🇻🇦 891 73 8ms 14 Jul 2023 609th GrayJoKing 🇦🇺 891 73 8ms 15 Jul 2023 609th Steffan153 🇫🇮 891 73 8ms 15 Jul 2023 609th typeswitch-dev 🇵🇹 891 73 8ms 22 Jul 2023 609th AlephSquirrel 891 73 7ms 29 Jul 2023 609th albanian-laundromat 891 73 8ms 26 days ago 616th prplz 🇦🇺 891 83 122ms 3 Jan 2023 617th inventshah 891 90 72ms 25 Nov 2022 617th tailorspy 891 90 75ms 27 Oct 2024 619th UnderKoen 🇳🇱 891 100 299ms 20 Apr 2023 620th MeWhenI 🇻🇦 890 71 1,240ms 15 Jun 2023 621st GrayJoKing 🇦🇺 890 87 435ms 19 Nov 2022 621st MeWhenI 🇻🇦 890 87 440ms 21 Aug 2023 621st Steffan153 🇫🇮 890 87 450ms 21 Jul 2024 621st sean-niemann 🇺🇸 890 87 382ms 5 Feb 2025 621st emgordon154 890 87 372ms 27 May 2025 626th Lydxn 🇨🇦 890 110 26ms 22 Jan 2023 626th m-tkach 🇺🇦 890 110 28ms 21 Apr 2023 628th ashtraypettingzoo 🇺🇸 889 28 10ms 3 Apr 2023 628th akamayu-ouo 🇹🇼 889 28 5ms 30 Jul 2024 630th Steffan153 🇫🇮 889 62 15ms 10 Oct 2023 630th DialFrost 🇸🇬 889 62 14ms 18 Nov 2025 630th Yewzir 🇧🇪 889 62 15ms 18 Nov 2025 630th GrayJoKing 🇦🇺 889 62 16ms 19 Nov 2025 630th Shanethegamer 🇺🇸 889 62 15ms 19 Nov 2025 635th commandblockguy 🇺🇸 889 67 21ms 20 Nov 2022 635th FlorianCassayre 🇫🇷 889 67 29ms 21 Nov 2022 635th guilhem-roy 🇫🇷 889 67 50ms 21 Nov 2022 635th galloj 🇨🇿 889 67 49ms 25 Nov 2022 635th suwat513 889 67 32ms 5 Dec 2022 635th TaserTheFox 🇺🇸 889 67 23ms 7 Feb 2023 First Prev 561–640 of 2,628 Next Last