The Calendar hole will go live in approximately 9 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 238th KasperKivimaeki 🇫🇮 916 54 3ms 5 days ago 242nd nwellnhof 🇩🇪 915 29 33ms 9 Oct 2020 242nd GrayJoKing 🇦🇺 915 29 32ms 12 Jul 2025 242nd 2bular 915 29 33ms 19 Oct 2025 245th MeWhenI 🇻🇦 915 54 4ms 14 Jun 2023 246th clockworknazo 915 58 9ms 29 Sep 2022 246th Lydxn 🇨🇦 915 58 9ms 29 Jan 2023 246th ovs-code 🇩🇪 915 58 9ms 3 Feb 2023 246th GrayJoKing 🇦🇺 915 58 9ms 12 Oct 2023 250th JayXon 🇺🇸 915 74 39ms 25 Oct 2023 251st Lydxn 🇨🇦 915 76 440ms 2 Mar 2022 251st JayXon 🇺🇸 915 76 443ms 4 Mar 2022 253rd Lydxn 🇨🇦 914 58 115ms 20 Oct 2023 253rd sean-niemann 🇺🇸 914 58 120ms 29 Jul 2024 255th sisyphus-ppcg 🇦🇺 914 88 2ms 18 Jul 2022 255th m-tkach 🇺🇦 914 88 2ms 10 Mar 2023 257th xnor-gate 913 55 11ms 16 Dec 2021 257th Seek64 🇩🇪 913 55 9ms 9 Sep 2024 259th Lydxn 🇨🇦 912 62 72ms 17 May 2022 260th SirBogman 🇺🇸 911 37 151ms 5 Nov 2021 260th scpchicken 🇵🇼 911 37 148ms 23 Mar 2022 260th SirFireball3521 911 37 134ms 29 Jul 2023 260th MaliPatuljak 911 37 137ms 3 Sep 2023 264th primo-ppcg 🇹🇭 911 43 4ms 7 Dec 2020 264th sean-niemann 🇺🇸 911 43 3ms 29 Jul 2024 266th sean-niemann 🇺🇸 911 49 1ms 18 Nov 2025 267th sean-niemann 🇺🇸 911 61 1,280ms 18 Apr 2025 268th LucaArgentiUCF 🇮🇹 911 63 38ms 14 Feb 2021 268th MeWhenI 🇻🇦 911 63 39ms 1 Jun 2023 268th stefangimmillaro 911 63 40ms 11 Jun 2023 271st JayXon 🇺🇸 911 92 24ms 25 Oct 2023 272nd canissimia 🇦🇶 911 175 1ms 30 Nov 2022 273rd JayXon 🇺🇸 909 42 960ms 25 Oct 2023 274th emplv 🇱🇻 909 52 131ms 29 Oct 2024 275th GolfingSuccess 🇬🇷 908 61 28ms 24 Dec 2024 275th MeWhenI 🇻🇦 908 61 30ms 24 Dec 2024 275th duckyluuk 🇳🇱 908 61 29ms 25 Dec 2024 275th GrayJoKing 🇦🇺 908 61 28ms 3 Feb 2025 279th sean-niemann 🇺🇸 906 48 664ms 13 Sep 2025 280th Pie42 906 63 119ms 18 Apr 2021 280th davidwangd 906 63 140ms 6 Apr 2025 282nd 09cf 906 65 6ms 25 Oct 2023 282nd JayXon 🇺🇸 906 65 2ms 16 Feb 2024 284th GrayJoKing 🇦🇺 906 87 27ms 20 Jan 2023 285th IanUtley 904 68 12ms 20 Nov 2022 286th primo-ppcg 🇹🇭 903 45 44ms 10 Oct 2020 286th sisyphus-ppcg 🇦🇺 903 45 52ms 15 Dec 2020 286th GrayJoKing 🇦🇺 903 45 36ms 25 Jan 2021 286th JayXon 🇺🇸 903 45 35ms 19 Feb 2021 286th janlelis 903 45 37ms 11 Nov 2021 286th akshatj27 🇦🇶 903 45 33ms 11 Jan 2022 286th Shanethegamer 🇺🇸 903 45 47ms 11 Feb 2022 286th radarek 🇵🇱 903 45 51ms 17 Mar 2022 286th nwellnhof 🇩🇪 903 45 51ms 25 May 2022 286th MeWhenI 🇻🇦 903 45 46ms 12 Aug 2022 286th stefangimmillaro 903 45 48ms 4 Dec 2022 286th Steffan153 🇫🇮 903 45 38ms 12 Jan 2023 286th ovs-code 🇩🇪 903 45 45ms 9 May 2023 286th DialFrost 🇸🇬 903 45 56ms 3 Jun 2024 286th sean-niemann 🇺🇸 903 45 42ms 25 Jul 2024 286th pardouin 🇫🇷 903 45 36ms 10 Apr 2025 286th blaztoma 🇱🇹 903 45 48ms 13 Oct 2025 303rd Lydxn 🇨🇦 903 71 3ms 15 Jul 2023 304th sean-niemann 🇺🇸 903 77 388ms 29 Jul 2024 305th lifthrasiir 🇰🇷 903 87 7ms 11 Dec 2024 306th sisyphus-ppcg 🇦🇺 901 42 97ms 14 Dec 2022 306th Lydxn 🇨🇦 901 42 88ms 15 Dec 2022 306th DialFrost 🇸🇬 901 42 88ms 2 Jul 2025 306th sean-niemann 🇺🇸 901 42 89ms 3 Jul 2025 310th primo-ppcg 🇹🇭 901 52 9ms 9 Oct 2020 310th rucin93 🇵🇱 901 52 9ms 21 Oct 2023 312th sisyphus-ppcg 🇦🇺 901 59 6ms 7 Jan 2021 312th emplv 🇱🇻 901 59 5ms 22 Nov 2022 312th sean-niemann 🇺🇸 901 59 4ms 10 Jun 2024 315th JayXon 🇺🇸 901 65 98ms 28 Oct 2023 316th edsrzf 🇳🇿 900 76 43ms 12 hours ago 317th DialFrost 🇸🇬 899 55 3ms 7 days ago 318th hallvabo 🇳🇴 897 56 10ms 30 Oct 2021 318th btnlq 897 56 9ms 26 Aug 2022 320th JayXon 🇺🇸 897 62 1,284ms 25 Oct 2023 First Prev 241–320 of 4,281 Next Last