The Calendar hole will go live in approximately 10 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 721st Kaffeleif 880 76 57ms 15 Dec 2023 722nd kimbo 🇺🇸 880 114 277ms 9 Jan 2023 722nd Yewzir 🇧🇪 880 114 264ms 25 Oct 2023 722nd fuzzylojik-golf 🇺🇸 880 114 258ms 28 Aug 2025 722nd KasperKivimaeki 🇫🇮 880 114 256ms 4 Oct 2025 726th lifthrasiir 🇰🇷 880 147 338ms 19 Dec 2024 727th SirBogman 🇺🇸 879 47 49ms 20 Nov 2022 727th Natanaelel 🇸🇪 879 47 59ms 24 Nov 2022 727th olivermrose 🇺🇸 879 47 56ms 5 Dec 2022 727th anter69 🇭🇺 879 47 70ms 31 Jan 2023 727th olleicua 🇺🇸 879 47 55ms 2 Feb 2024 727th aydamak 879 47 65ms 17 May 2024 727th emgordon154 879 47 58ms 13 Jun 2024 727th error256 879 47 151ms 3 Jul 2024 727th TFeld00 🇩🇰 879 47 54ms 3 Sep 2024 727th tatzyr 🇯🇵 879 47 81ms 23 Oct 2024 727th Babafaba 879 47 87ms 15 Oct 2025 727th Matter1024 🇮🇳 879 47 85ms 14 Nov 2025 739th emgordon154 879 56 131ms 8 Aug 2024 739th sean-niemann 🇺🇸 879 56 123ms 25 Oct 2024 739th rucin93 🇵🇱 879 56 126ms 25 Oct 2024 742nd Shanethegamer 🇺🇸 879 74 7ms 20 Dec 2024 743rd stefangimmillaro 877 77 98ms 4 Dec 2022 743rd Re-Adventures 🇮🇳 877 77 100ms 8 Dec 2023 743rd snoozingnewt 🇨🇦 877 77 107ms 9 Oct 2025 746th zacjl 877 88 42ms 14 Feb 2025 747th fuzzylojik-golf 🇺🇸 877 91 440ms 24 Sep 2025 747th dokutan 877 91 375ms 24 Sep 2025 747th sean-niemann 🇺🇸 877 91 485ms 24 Sep 2025 747th Shanethegamer 🇺🇸 877 91 446ms 25 Sep 2025 747th nwellnhof 🇩🇪 877 91 456ms 25 Sep 2025 747th Yewzir 🇧🇪 877 91 443ms 2 Oct 2025 747th namelessiw 877 91 453ms 4 Oct 2025 747th Yax42 🇫🇷 877 91 439ms 4 Oct 2025 747th stefangimmillaro 877 91 462ms 6 Oct 2025 747th snoozingnewt 🇨🇦 877 91 459ms 9 Oct 2025 747th CaedenHarper 🇨🇦 877 91 590ms 19 Oct 2025 747th MeWhenI 🇻🇦 877 91 470ms 7 Nov 2025 759th jared-hughes 876 68 38ms 19 Nov 2022 759th MaxElf999 876 68 29ms 21 Nov 2022 759th LeeCamp 876 68 31ms 15 Jan 2023 759th ejini6969 876 68 71ms 1 Apr 2023 759th rschwa6308 🇺🇸 876 68 29ms 5 May 2023 759th ehulinsky 🇺🇸 876 68 19ms 7 May 2023 759th ZoeyKD 876 68 28ms 13 May 2023 759th yzhs 🇩🇪 876 68 29ms 21 Jun 2023 759th adamnielson42 🇺🇸 876 68 31ms 14 Aug 2023 759th mikehanus 876 68 37ms 5 Dec 2023 759th shelerr 876 68 30ms 10 Jan 2024 759th jtaxen 876 68 22ms 31 Mar 2024 759th FranklinJiaChen 876 68 39ms 13 Jun 2024 759th codingisgreatbutiamnot 876 68 37ms 25 Jul 2024 759th alemelis 876 68 28ms 29 Aug 2024 759th moustave 876 68 30ms 14 Nov 2024 759th croc54 876 68 28ms 23 Dec 2024 759th Moltres-Galar 🇺🇦 876 68 30ms 27 May 2025 759th smilesformiles3 876 68 29ms 11 Jun 2025 759th dirckvdende 876 68 32ms 5 Jul 2025 759th FortuiteMan 🇫🇷 876 68 28ms 9 Jul 2025 759th Flekay 🇩🇪 876 68 29ms 10 Jul 2025 759th wuduculfre 876 68 29ms 28 Jul 2025 759th Matter1024 🇮🇳 876 68 29ms 12 Aug 2025 759th tommasotode 876 68 28ms 19 Sep 2025 759th Lv0Sys 🇵🇱 876 68 31ms 13 days ago 785th Steffan153 🇫🇮 876 70 622ms 22 Nov 2022 785th GrayJoKing 🇦🇺 876 70 1,228ms 12 Dec 2022 785th Shanethegamer 🇺🇸 876 70 614ms 18 Feb 2023 785th jipsong 🇩🇪 876 70 618ms 1 Sep 2023 789th JDiLenarda 🇫🇷 876 75 1,256ms 15 Dec 2023 790th JayXon 🇺🇸 876 146 1,719ms 14 Sep 2025 791st primo-ppcg 🇹🇭 875 41 146ms 20 Nov 2022 792nd MeWhenI 🇻🇦 875 63 15ms 9 Oct 2023 792nd GolfingSuccess 🇬🇷 875 63 15ms 14 Oct 2023 794th primo-ppcg 🇹🇭 875 195 1,428ms 13 Aug 2025 795th KrausRaus 🇺🇸 874 87 352ms 2 Dec 2022 795th TRexOnGit 874 87 376ms 16 Jan 2024 797th orthoplex 🇨🇽 874 102 259ms 29 Jun 2023 797th Steffan153 🇫🇮 874 102 252ms 20 Jul 2024 799th canissimia 🇦🇶 874 131 2,150ms 31 Oct 2023 800th adaGrad1 873 70 2ms 3 Sep 2023 First Prev 721–800 of 2,629 Next Last