The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Abundant Numbers 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 879th emplv 🇱🇻 804 113 271ms 26 Feb 2024 879th MeWhenI 🇻🇦 804 113 271ms 8 Jul 2025 879th KasperKivimaeki 🇫🇮 804 113 258ms 4 Oct 2025 884th RustemB 🇷🇺 803 42 148ms 28 Feb 2020 884th gmoshkin 803 42 154ms 12 May 2020 886th GrayJoKing 🇦🇺 802 67 4ms 10 Sep 2022 886th Steffan153 🇫🇮 802 67 3ms 18 Feb 2023 886th Shanethegamer 🇺🇸 802 67 3ms 5 Oct 2023 889th albanian-laundromat 802 69 29ms 2 Aug 2025 890th emplv 🇱🇻 802 73 100ms 24 Oct 2023 891st AlephSquirrel 801 59 386ms 21 Jan 2024 891st m-tkach 🇺🇦 801 59 359ms 21 Jan 2024 891st b-illy 🇬🇧 801 59 421ms 7 Sep 2024 891st lifthrasiir 🇰🇷 801 59 332ms 2 Dec 2024 891st commandblockguy 🇺🇸 801 59 369ms 1 Sep 2025 896th primo-ppcg 🇹🇭 800 46 349ms 20 Oct 2020 896th prplz 🇦🇺 800 46 346ms 30 Oct 2020 896th DialFrost 🇸🇬 800 46 818ms 10 Oct 2024 896th JayXon 🇺🇸 800 46 248ms 15 Dec 2024 900th kurkale6ka 799 49 5ms 12 Sep 2021 900th Natanaelel 🇸🇪 799 49 6ms 8 May 2023 902nd GrayJoKing 🇦🇺 799 77 1,303ms 17 Nov 2021 903rd MeWhenI 🇻🇦 799 87 448ms 5 Mar 2022 904th Shanethegamer 🇺🇸 798 62 2ms 31 Oct 2022 905th frankgraziano 798 198 37ms 12 Aug 2025 906th lifthrasiir 🇰🇷 797 30 3ms 28 Nov 2024 907th michaelbaudino 797 51 46ms 18 Oct 2020 907th meenie 797 51 37ms 7 Jan 2021 907th liemvo 🇻🇳 797 51 38ms 11 May 2021 907th Irratix 🇳🇱 797 51 45ms 14 Feb 2022 907th galloj 🇨🇿 797 51 49ms 17 Sep 2022 907th 4hg 🇺🇸 797 51 34ms 11 Aug 2023 907th annaproxy 797 51 33ms 8 Sep 2023 907th LostSyntax21 🇬🇧 797 51 49ms 16 Sep 2024 915th GrayJoKing 🇦🇺 797 62 12ms 3 Feb 2021 916th daedals 797 63 9ms 19 Nov 2019 916th rak1507 🇬🇧 797 63 9ms 13 Oct 2020 916th btjones0 797 63 17ms 10 Dec 2021 916th MeWhenI 🇻🇦 797 63 17ms 12 Aug 2022 916th thehylian 797 63 9ms 31 Dec 2022 916th nstearns96 🇬🇧 797 63 18ms 12 Jan 2023 916th DialFrost 🇸🇬 797 63 11ms 10 Oct 2023 916th ballaire 797 63 9ms 22 Jan 2024 916th Bulmenisaurus 797 63 11ms 3 Nov 2024 916th mrondon8 797 63 19ms 4 Dec 2024 916th tjwrenn 797 63 18ms 9 Dec 2024 916th fuzzylojik-golf 🇺🇸 797 63 9ms 6 May 2025 916th anter69 🇭🇺 797 63 9ms 13 days ago 916th zacjl 797 63 17ms 10 days ago 930th namcartoon06 797 99 70ms 30 Jun 2023 930th trist224 🇫🇷 797 99 438ms 14 Feb 2024 932nd lukechampine 797 114 266ms 16 Apr 2020 932nd MahlerFive 🇨🇦 797 114 270ms 19 Apr 2020 932nd aivarasbaranauskas 797 114 267ms 20 Apr 2020 932nd ncsurfus 797 114 266ms 20 Apr 2020 932nd bendiscz 797 114 271ms 20 Apr 2020 932nd yzzyx 797 114 267ms 21 Apr 2020 932nd b97tsk 797 114 268ms 26 Apr 2020 932nd megaturbo 797 114 262ms 23 Jun 2020 932nd prplz 🇦🇺 797 114 265ms 11 Feb 2021 932nd chris124567 797 114 266ms 25 May 2021 932nd janbehrens 🇩🇪 797 114 269ms 13 Jun 2021 932nd msbranicky 797 114 266ms 21 Aug 2023 932nd harshit54 797 114 268ms 6 Oct 2023 932nd Yewzir 🇧🇪 797 114 274ms 25 Oct 2023 932nd kkoenig 797 114 261ms 4 Jan 2024 932nd arctouch-cristiannevianna 797 114 260ms 25 Mar 2024 932nd rifatx 797 114 254ms 22 Jul 2024 932nd ibeucaly 797 114 274ms 6 Sep 2024 932nd fuzzylojik-golf 🇺🇸 797 114 261ms 28 Aug 2025 932nd ian-h-chamberlain 🇺🇸 797 114 254ms 23 Nov 2025 952nd primo-ppcg 🇹🇭 796 66 89ms 10 Oct 2020 952nd prplz 🇦🇺 796 66 90ms 18 Oct 2020 952nd rowan-OzRunways 796 66 87ms 26 Jan 2021 952nd liemvo 🇻🇳 796 66 89ms 12 May 2021 952nd GrayJoKing 🇦🇺 796 66 89ms 12 Mar 2022 952nd MeWhenI 🇻🇦 796 66 98ms 16 Sep 2022 952nd stefangimmillaro 796 66 99ms 4 Dec 2022 952nd Steffan153 🇫🇮 796 66 98ms 13 Jan 2023 960th evnu 796 71 99ms 30 Sep 2025 First Prev 881–960 of 4,279 Next Last