The Calendar hole will go live in approximately 9 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 561st MeWhenI 🇻🇦 833 313 24ms 7 Jun 2023 562nd phdphil 832 219 123ms 23 Apr 2018 563rd sultan 832 228 254ms 4 May 2021 564th kevinmchung 832 246 10ms 26 Feb 2018 564th jakubtomany 832 246 9ms 20 Apr 2020 564th urojony 🇵🇱 832 246 10ms 28 Dec 2020 564th Powerroff 832 246 13ms 18 Jan 2025 568th MeWhenI 🇻🇦 832 278 3ms 1 Oct 2022 569th frankgraziano 831 476 16ms 17 Oct 2025 570th lynn 830 234 34ms 3 Apr 2021 571st gurena-wm 830 239 9ms 10 Apr 2020 571st raphaelimahorn 830 239 8ms 17 Aug 2021 571st Yewzir 🇧🇪 830 239 8ms 9 Nov 2023 571st alex742 830 239 9ms 23 May 2024 571st TepidDrink 830 239 9ms 23 May 2024 571st MeWhenI 🇻🇦 830 239 711ms 29 Aug 2025 577th klundberg 830 285 94ms 19 Jan 2020 578th jacklynnepenick 829 247 10ms 20 Aug 2021 578th sultan 829 247 10ms 13 Jun 2022 578th lucasvazq 🇦🇷 829 247 14ms 7 Dec 2022 578th yishayv 829 247 15ms 18 Jan 2023 578th JorgiEagle 829 247 10ms 8 Feb 2024 578th Artemis21 🇬🇧 829 247 17ms 1 Jan 2025 578th davecame 829 247 17ms 2 Oct 2025 585th DialFrost 🇸🇬 829 267 520ms 19 Jan 2025 586th marshallward 🇺🇸 829 332 42ms 7 May 2025 587th blaztoma 🇱🇹 829 333 116ms 24 days ago 588th prplz 🇦🇺 829 835 6ms 9 Apr 2019 588th BloodStormKnight 829 835 6ms 16 Oct 2022 590th edsrzf 🇳🇿 828 326 262ms 8 Sep 2024 591st GrayJoKing 🇦🇺 827 837 6ms 14 Feb 2020 592nd user189032 826 240 9ms 29 May 2019 592nd apraxWorkMarket 826 240 8ms 12 Apr 2020 592nd frontvu 826 240 9ms 13 Apr 2020 592nd TechNolaByte 826 240 9ms 18 Jun 2021 592nd emgordon154 826 240 11ms 6 Dec 2021 597th janbehrens 🇩🇪 825 230 246ms 3 Dec 2023 598th mediocr3 825 248 10ms 11 Aug 2023 598th greentruff 825 248 17ms 15 days ago 600th AaronKreipe 825 287 88ms 24 Jan 2020 600th johnnythedoggie 825 287 101ms 9 Oct 2020 602nd primo-ppcg 🇹🇭 824 304 140ms 2 May 2022 603rd albanian-laundromat 824 480 16ms 10 Sep 2025 604th ovs-code 🇩🇪 823 257 2ms 23 Jul 2024 605th albanian-laundromat 823 266 3ms 17 Nov 2025 606th 1lann 823 328 383ms 17 Apr 2020 607th labster 822 212 3ms 4 Feb 2018 608th proton 🇩🇪 822 236 35ms 9 Jun 2020 608th yzhs 🇩🇪 822 236 33ms 6 Sep 2020 610th suchir 822 249 10ms 5 Jun 2021 610th bbakersmith 822 249 10ms 19 Jul 2021 610th KatieLG 🇬🇧 822 249 9ms 12 Oct 2022 610th Fracture17 822 249 9ms 2 Apr 2023 610th keelimeguy 🇺🇸 822 249 10ms 5 Nov 2023 610th pfaion 🇩🇪 822 249 10ms 3 Mar 2024 610th SB-945 822 249 9ms 17 Apr 2024 610th andrewjc2000 822 249 9ms 14 Jul 2025 610th erikji 822 249 9ms 28 Jul 2025 610th Emutis 🇱🇹 822 249 9ms 24 Aug 2025 610th YAJUE114514 822 249 9ms 12 days ago 621st okhoel 🇳🇴 821 231 250ms 7 Oct 2022 622nd wilihybrid 🇫🇮 821 294 76ms 6 Jan 2022 623rd lukechampine 821 329 268ms 16 Apr 2020 624th TomHanra 820 242 9ms 9 Oct 2017 624th ohailstorm 820 242 9ms 18 Jul 2018 624th jburghes 820 242 9ms 13 Apr 2020 624th exortech 820 242 8ms 22 May 2021 624th KatieLG 🇬🇧 820 242 9ms 7 Apr 2022 624th yishayv 820 242 8ms 18 Jan 2023 624th a6166231 🇨🇳 820 242 9ms 20 May 2025 631st ZakkkkAttackkkk 🇵🇭 819 250 16ms 30 Dec 2021 631st SomeKitten 🇺🇸 819 250 9ms 5 Jul 2025 633rd yzhs 🇩🇪 819 253 8ms 29 Feb 2020 634th MeWhenI 🇻🇦 819 283 118ms 15 Nov 2022 635th ScriptingPro 818 232 268ms 20 Nov 2020 636th wjessop 818 237 35ms 16 Apr 2020 637th neel11235813 818 319 26ms 6 Jan 2023 638th emgordon154 818 323 2ms 10 Jun 2025 639th MeWhenI 🇻🇦 818 330 271ms 10 Feb 2023 639th KasperKivimaeki 🇫🇮 818 330 283ms 17 Nov 2025 First Prev 561–640 of 3,853 Next Last