The Calendar hole will go live in approximately 39 hours. Why not try and solve it ahead of time?
Abundant Numbers in all languages in chars. 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 Chars Time Submitted 155th arjanadriaanse 🇳🇱 931 61 136ms 13 Nov 2021 155th yanjs 931 61 117ms 23 Jan 2022 155th HallMatthew314 931 61 131ms 14 Feb 2022 155th Awsute 931 61 130ms 11 Mar 2022 155th strout 931 61 128ms 15 Aug 2022 155th exodrifter 🇺🇸 931 61 128ms 25 Oct 2022 155th cbrt-x 931 61 127ms 14 Jan 2023 155th mhgockel 931 61 126ms 11 May 2023 155th alomiF 931 61 140ms 9 Sep 2023 155th the-zammers 931 61 118ms 20 Oct 2023 155th tobeannouncd 931 61 122ms 3 Jan 2024 155th inverseLorentz 🇦🇺 931 61 125ms 29 Feb 2024 155th orifu 931 61 123ms 14 Oct 2024 155th DanielVenable 931 61 118ms 26 Mar 2025 155th nyson 931 61 124ms 24 Jun 2025 155th dokutan 931 61 120ms 17 Jul 2025 155th YAJUE114514 931 61 120ms 27 Jul 2025 178th Lydxn 🇨🇦 930 45 107ms 18 Aug 2021 178th JayXon 🇺🇸 930 45 110ms 18 Aug 2021 180th Lydxn 🇨🇦 929 44 3ms 12 May 2023 181st error256 928 43 62ms 19 days ago 182nd SirBogman 🇺🇸 927 33 138ms 8 Feb 2020 182nd prplz 🇦🇺 927 33 168ms 12 Mar 2020 182nd AlexDaniel 🇪🇪 927 33 153ms 5 Apr 2020 182nd Steffan153 🇫🇮 927 33 145ms 22 Jan 2023 182nd Natanaelel 🇸🇪 927 33 142ms 13 May 2023 187th primo-ppcg 🇹🇭 927 52 9ms 18 Nov 2019 187th btnlq 927 52 9ms 5 Feb 2021 189th nwellnhof 🇩🇪 925 38 2ms 15 Feb 2020 189th sisyphus-ppcg 🇦🇺 925 38 2ms 10 Jun 2021 191st JayXon 🇺🇸 924 52 1,250ms 1 Mar 2021 191st Lydxn 🇨🇦 924 52 1,265ms 9 Oct 2021 193rd canissimia 🇦🇶 924 53 3ms 23 days ago 194th Lydxn 🇨🇦 922 63 100ms 20 Oct 2023 194th sean-niemann 🇺🇸 922 63 117ms 25 Jul 2024 196th JayXon 🇺🇸 921 41 950ms 3 Jul 2021 196th sisyphus-ppcg 🇦🇺 921 41 1,006ms 22 Jun 2022 196th stefangimmillaro 921 41 986ms 21 Aug 2023 196th MeWhenI 🇻🇦 921 41 813ms 22 Aug 2023 196th pardouin 🇫🇷 921 41 1,018ms 10 Apr 2025 201st sean-niemann 🇺🇸 921 45 4ms 11 Oct 2024 202nd Lydxn 🇨🇦 921 54 2ms 10 Sep 2022 202nd JayXon 🇺🇸 921 54 2ms 10 Sep 2022 202nd btnlq 921 54 2ms 11 Sep 2022 205th JayXon 🇺🇸 920 49 347ms 18 Jan 2024 206th sean-niemann 🇺🇸 919 48 127ms 4 Aug 2024 206th JayXon 🇺🇸 919 48 125ms 7 Aug 2024 206th emplv 🇱🇻 919 48 131ms 29 Oct 2024 206th JayXon 🇺🇸 919 48 1ms 19 Nov 2025 210th HPWiz 🇳🇿 919 49 16ms 29 May 2024 211th Steffan153 🇫🇮 919 53 6ms 9 Aug 2024 211th sean-niemann 🇺🇸 919 53 6ms 29 Apr 2025 213th Lydxn 🇨🇦 919 60 72ms 29 May 2022 213th JayXon 🇺🇸 919 60 73ms 21 Mar 2023 215th primo-ppcg 🇹🇭 918 62 40ms 10 Oct 2020 215th marshallward 🇺🇸 918 62 40ms 8 Nov 2020 215th cure-honey 🇯🇵 918 62 40ms 14 Jul 2021 215th Lydxn 🇨🇦 918 62 42ms 21 Jul 2021 219th Lydxn 🇨🇦 916 59 37ms 21 Jun 2022 219th JayXon 🇺🇸 916 59 37ms 25 Oct 2023 221st drbalan 916 62 129ms 18 Jul 2020 221st rambip 916 62 121ms 4 Jan 2021 221st christianlegge 916 62 131ms 28 Jul 2022 221st aDwarfNamedUrist 916 62 132ms 6 Dec 2022 221st eddiesmithxyz 916 62 129ms 9 Jan 2023 221st Z-snails 916 62 128ms 27 Feb 2023 221st jtnuttall 916 62 129ms 5 Dec 2023 221st brimstonetrader 916 62 134ms 2 Jan 2024 221st jacekwladzinski 916 62 115ms 8 Oct 2025 230th pardouin 🇫🇷 915 53 3,175ms 31 Oct 2024 230th JayXon 🇺🇸 915 53 3,171ms 7 Nov 2024 232nd HPWiz 🇳🇿 915 60 1ms 28 Sep 2024 233rd MeWhenI 🇻🇦 914 45 4ms 14 Jun 2023 234th dvargas46 🇺🇸 914 50 49ms 20 Nov 2022 235th DialFrost 🇸🇬 913 47 756ms 29 Aug 2025 235th albanian-laundromat 913 47 735ms 22 Sep 2025 235th xsot 🇸🇬 913 47 935ms 9 days ago 238th AlephSquirrel 912 69 5ms 10 Feb 2023 238th edsrzf 🇳🇿 912 69 6ms 8 days ago 240th Lydxn 🇨🇦 911 50 3ms 16 Jul 2023 First Prev 161–240 of 4,261 Next Last