The Calendar hole will go live in approximately 12 days. Why not try and solve it ahead of time?
99 Bottles of Beer 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 401st janbehrens 🇩🇪 872 240 322ms 17 Jun 2023 402nd TetraPengwin 872 266 1ms 14 Mar 2025 403rd Attero 🇸🇪 871 235 11ms 28 Oct 2020 403rd olavaga 871 235 9ms 15 Aug 2021 403rd pxeger 🇬🇧 871 235 16ms 18 Mar 2022 403rd FortuiteMan 🇫🇷 871 235 9ms 13 days ago 407th sean-niemann 🇺🇸 871 260 40ms 21 Apr 2023 408th romero126 870 218 282ms 25 Apr 2024 409th owenoclee 870 228 9ms 7 Oct 2017 409th saramaebee 870 228 9ms 15 Oct 2018 411th MeWhenI 🇻🇦 870 304 14ms 16 May 2023 412th sean-niemann 🇺🇸 869 246 86ms 14 Feb 2024 413th clockworknazo 868 186 80ms 18 Sep 2022 414th raspofabs 867 236 10ms 15 Jul 2024 415th namelessiw 867 279 454ms 6 Oct 2025 416th dcgjb 866 219 243ms 25 Jan 2024 417th mintypython 866 229 9ms 15 Oct 2018 417th didion0 🇺🇸 866 229 9ms 14 Jan 2021 417th ForkKILLET 🇨🇳 866 229 9ms 18 Feb 2021 417th fitzdotlol 🇺🇸 866 229 9ms 28 Mar 2022 417th DayDun 🇸🇪 866 229 9ms 20 Jan 2023 422nd MeWhenI 🇻🇦 866 247 86ms 13 Dec 2022 423rd evnu 866 270 76ms 26 Oct 2025 424th janbehrens 🇩🇪 865 227 4ms 2 Jul 2023 425th MeWhenI 🇻🇦 865 239 376ms 8 Dec 2022 425th namelessiw 865 239 398ms 25 Oct 2024 427th Waffle3z 865 268 2ms 11 Jan 2021 428th stefangimmillaro 864 231 1,064ms 3 Nov 2022 429th FlorianCassayre 🇫🇷 864 237 9ms 28 Oct 2022 429th mikehanus 864 237 10ms 20 Nov 2023 429th Anonymousellama21 864 237 11ms 6 Mar 2024 429th Johnor12 864 237 9ms 4 Jun 2024 429th fourth-bit 864 237 9ms 27 Jul 2024 429th yanjs 864 237 17ms 3 Jul 2025 435th liemvo 🇻🇳 864 274 101ms 11 May 2021 436th juliansiebert 🇩🇪 863 220 305ms 22 Dec 2023 437th lynn 862 202 2ms 4 May 2021 437th neel11235813 862 202 3ms 9 Mar 2023 439th fitzdotlol 🇺🇸 862 225 34ms 25 May 2021 439th beirigo 🇧🇷 862 225 36ms 16 Jul 2024 441st FlyingPenguin223 862 269 1ms 14 Mar 2025 442nd DialFrost 🇸🇬 862 362 427ms 29 Jan 2025 443rd postie77 861 240 396ms 21 Nov 2021 443rd tdkkdt 🇷🇺 861 240 386ms 21 Nov 2021 445th error256 861 273 809ms 18 May 2024 446th MeWhenI 🇻🇦 861 284 1,266ms 8 Jun 2023 447th MeWhenI 🇻🇦 860 233 2ms 29 Apr 2023 448th Irratix 🇳🇱 860 238 10ms 28 Apr 2022 448th neel11235813 860 238 17ms 8 Jan 2023 448th RYNO8 860 238 11ms 22 Aug 2023 448th ndren 860 238 17ms 30 Jan 2024 448th FranklinJiaChen 860 238 21ms 14 Jun 2024 448th snoozingnewt 🇨🇦 860 238 16ms 18 Jun 2024 448th Baroniket 860 238 16ms 13 Aug 2025 455th inventshah 860 246 2ms 23 Jan 2023 456th davepagurek 859 212 144ms 23 Dec 2017 457th SirBogman 🇺🇸 859 221 271ms 5 Oct 2020 458th vlad-ushakov 859 231 8ms 22 Mar 2023 458th albanian-laundromat 859 231 9ms 18 Nov 2025 460th MeWhenI 🇻🇦 858 264 39ms 20 Jun 2022 461st JDiLenarda 🇫🇷 858 285 1,253ms 23 Oct 2020 462nd yzhs 🇩🇪 856 239 9ms 8 Feb 2020 462nd jakobkordez 🇸🇮 856 239 10ms 30 Nov 2022 464th labster 855 213 128ms 4 Feb 2018 465th MeWhenI 🇻🇦 855 222 279ms 28 Jan 2023 466th alexkunin 855 232 9ms 4 Jul 2019 466th vroup 🇩🇰 855 232 9ms 23 Sep 2022 466th TheDarkThatBarks 855 232 9ms 30 Jan 2024 466th lukegustafson 🇺🇸 855 232 9ms 7 Oct 2024 470th MeWhenI 🇻🇦 854 197 2ms 25 Jan 2022 470th SirBogman 🇺🇸 854 197 2ms 2 Nov 2023 472nd Lydxn 🇨🇦 854 283 398ms 7 Jul 2021 472nd primo-ppcg 🇹🇭 854 283 404ms 7 Jul 2021 472nd rotary-o 🇯🇵 854 283 405ms 14 Aug 2022 472nd Steffan153 🇫🇮 854 283 435ms 26 Jul 2024 476th nullie 853 240 16ms 20 Jan 2021 476th kyleclaassen 853 240 10ms 12 Mar 2022 478th Yewzir 🇧🇪 853 245 2ms 17 Oct 2023 479th jared-hughes 852 272 1ms 22 Jun 2022 480th GrayJoKing 🇦🇺 852 276 62ms 20 Sep 2023 First Prev 401–480 of 3,852 Next Last