The Calendar hole will go live in approximately 13 days. 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 389th fuzzylojik-golf 🇺🇸 864 54 10ms 29 May 2025 389th acollett89 864 54 9ms 21 Jul 2025 403rd Waffle3z 864 60 1ms 27 Jan 2021 404th emgordon154 863 141 501ms 24 Mar 2025 404th DialFrost 🇸🇬 863 141 555ms 28 Mar 2025 404th Shanethegamer 🇺🇸 863 141 423ms 10 Apr 2025 407th primo-ppcg 🇹🇭 862 53 53ms 1 Dec 2021 408th GrayJoKing 🇦🇺 862 64 117ms 31 May 2022 408th Steffan153 🇫🇮 862 64 103ms 10 Dec 2022 408th albanian-laundromat 862 64 123ms 11 Nov 2025 411th RobertHoeh 861 66 124ms 25 Jan 2024 412th diddily 860 56 9ms 20 Nov 2022 412th jeff-at-tamer-dot-codes 🇺🇸 860 56 9ms 31 Mar 2024 412th neel11235813 860 56 10ms 1 Apr 2024 412th snoozingnewt 🇨🇦 860 56 9ms 14 Jan 2025 412th fuzzylojik-golf 🇺🇸 860 56 10ms 1 Sep 2025 417th sean-niemann 🇺🇸 860 85 67ms 12 Aug 2024 418th clockworknazo 859 57 3ms 15 Nov 2022 419th HPWiz 🇳🇿 858 41 3ms 9 Jun 2024 420th prplz 🇦🇺 858 44 982ms 24 Mar 2021 420th Shanethegamer 🇺🇸 858 44 1,040ms 10 Feb 2022 420th error256 858 44 962ms 29 Jul 2024 420th emgordon154 858 44 881ms 12 Nov 2024 424th prplz 🇦🇺 858 64 1ms 19 Nov 2019 424th 09cf 858 64 6ms 25 Oct 2023 426th sean-niemann 🇺🇸 857 58 2ms 25 Jul 2024 427th GolfingSuccess 🇬🇷 851 143 462ms 12 days ago 428th SirFireball3521 850 36 163ms 29 Jul 2023 428th sean-niemann 🇺🇸 850 36 102ms 4 Apr 2025 430th kg583 🇺🇸 850 53 416ms 7 Feb 2024 430th pardouin 🇫🇷 850 53 354ms 14 Jul 2024 430th fuzzylojik-golf 🇺🇸 850 53 439ms 29 Jul 2025 433rd primo-ppcg 🇹🇭 850 61 1ms 15 Feb 2020 434th DialFrost 🇸🇬 850 67 41ms 29 Oct 2024 434th SirBogman 🇺🇸 850 67 40ms 29 Oct 2024 436th primo-ppcg 🇹🇭 850 74 26ms 4 Feb 2021 436th kg583 🇺🇸 850 74 26ms 28 Jan 2025 438th sean-niemann 🇺🇸 850 75 448ms 23 Dec 2024 439th 09cf 850 86 68ms 18 Dec 2023 440th Steffan153 🇫🇮 849 44 82ms 15 Aug 2024 441st Shanethegamer 🇺🇸 849 65 87ms 1 Jun 2022 442nd nipzu 849 78 123ms 13 Jan 2022 442nd frozolotl 849 78 138ms 19 Jan 2022 442nd GrayJoKing 🇦🇺 849 78 127ms 4 Apr 2022 442nd ian-h-chamberlain 🇺🇸 849 78 122ms 21 Nov 2022 442nd klixel 🇨🇦 849 78 127ms 5 Dec 2022 442nd snobee 🇨🇦 849 78 125ms 10 Dec 2022 442nd Steffan153 🇫🇮 849 78 128ms 25 Mar 2023 442nd msbranicky 849 78 121ms 1 Oct 2023 442nd ludwigschlame 🇩🇪 849 78 124ms 24 Sep 2024 442nd elituf 849 78 119ms 4 Jan 2025 442nd TannerJ07 🇺🇸 849 78 132ms 5 Apr 2025 442nd lynn 849 78 123ms 6 Nov 2025 454th prplz 🇦🇺 848 55 9ms 18 Nov 2019 454th ETHproductions 🇺🇸 848 55 10ms 8 Apr 2020 454th efgen 848 55 9ms 8 Jun 2020 454th PatrickStephansen 🇿🇦 848 55 9ms 2 Sep 2020 454th tomtheisen 🇺🇸 848 55 9ms 26 Sep 2020 454th NewDefectus 🇮🇱 848 55 9ms 4 Oct 2020 454th LoLoLucky 848 55 9ms 7 Dec 2020 454th nwellnhof 🇩🇪 848 55 9ms 10 Jan 2021 454th didion0 🇺🇸 848 55 9ms 9 Mar 2021 454th ScottHamper 848 55 9ms 26 May 2021 454th itsh01 848 55 10ms 10 Aug 2021 454th jakzo 848 55 9ms 5 Sep 2021 454th nathanadams 🇳🇿 848 55 9ms 10 Sep 2021 454th janlelis 848 55 9ms 11 Nov 2021 454th igmcdowell 848 55 9ms 16 Nov 2021 454th emgordon154 848 55 9ms 29 Nov 2021 454th KrausRaus 🇺🇸 848 55 10ms 7 Dec 2021 454th KingSkyrock 🇺🇸 848 55 9ms 12 Feb 2022 454th ovs-code 🇩🇪 848 55 9ms 16 Dec 2022 454th tayloia 🇬🇧 848 55 9ms 12 Jan 2023 454th thisishowmymindworks 🇳🇴 848 55 10ms 11 May 2023 454th biocommando 🇫🇮 848 55 9ms 16 Aug 2023 454th helbling 🇨🇭 848 55 9ms 29 Feb 2024 454th Natanaelel 🇸🇪 848 55 10ms 12 Mar 2024 454th Yax42 🇫🇷 848 55 9ms 5 Sep 2025 454th denis-jasselette 848 55 9ms 17 Oct 2025 480th RussellEmerine 848 67 124ms 2 Jan 2020 First Prev 401–480 of 4,249 Next Last