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 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 801st jdweeks 629 376 402ms 28 May 2020 802nd jinwoo 629 399 31ms 30 Apr 2023 803rd LucasMartinsUthi 628 224 9ms 2 Jul 2025 804th jared-hughes 628 309 83ms 20 Jul 2022 805th engle212 628 377 400ms 14 Apr 2023 806th iihiro 🇯🇵 628 389 157ms 5 Jul 2022 807th neel11235813 627 134 4ms 15 Oct 2023 808th DialFrost 🇸🇬 627 420 277ms 8 Jan 2023 809th btjones0 626 187 10ms 15 Jul 2022 810th ovs-code 🇩🇪 626 257 2ms 23 Jul 2024 811th shurko0x4cfd 626 398 3ms 15 Jul 2023 812th stipo42 626 421 269ms 20 Apr 2020 813th Joshua0127 625 225 8ms 15 Sep 2019 813th rgthree 625 225 9ms 22 Aug 2023 815th cam-lambda 624 260 10ms 29 Apr 2018 816th jrdbrndt 624 305 4ms 14 Feb 2018 816th andreydubinin 624 305 4ms 8 Oct 2024 818th Re-Adventures 🇮🇳 624 391 153ms 23 Aug 2023 818th emgordon154 624 391 166ms 23 Feb 2025 820th dokutan 624 616 15ms 28 Jun 2025 821st MeWhenI 🇻🇦 623 264 39ms 20 Jun 2022 822nd ikriz 623 279 398ms 21 Nov 2021 822nd ericlangedijk 🇸🇮 623 279 377ms 13 Mar 2022 824th nipzu 623 392 144ms 28 Apr 2020 825th Chinay-Domitrix 🇺🇸 622 381 3,862ms 15 Apr 2025 826th KatieLG 🇬🇧 621 280 409ms 6 Jun 2024 826th cryptoriddlerUIO 621 280 342ms 2 Mar 2025 828th DialFrost 🇸🇬 621 378 1,206ms 8 Jan 2023 829th synchromic 621 381 383ms 8 May 2020 830th BuzzZ80 621 393 126ms 7 Apr 2023 831st caasinehc 620 227 8ms 16 Oct 2018 831st ShiraJoseph 🇺🇸 620 227 9ms 4 May 2022 831st Andrey-Plotnikov 620 227 8ms 1 Jan 2023 834th janbehrens 🇩🇪 620 313 1,364ms 19 Jun 2022 835th stefangimmillaro 619 281 358ms 10 Aug 2023 836th RedzGoose 🇦🇺 619 345 96ms 9 Sep 2024 837th snoozingnewt 🇨🇦 619 379 1,282ms 6 Nov 2023 838th Inbarw100 619 382 386ms 9 Jun 2023 839th owenoclee 617 228 9ms 7 Oct 2017 839th saramaebee 617 228 9ms 15 Oct 2018 841st mokymok 🇺🇸 616 190 10ms 23 Jul 2021 842nd annaproxy 616 282 398ms 29 Mar 2022 843rd stadamdoki 616 309 4ms 24 Feb 2021 844th mikechsong 616 384 398ms 31 Oct 2022 845th mpldr 🇩🇪 616 428 266ms 25 Mar 2025 846th clockworknazo 615 243 4ms 4 Mar 2023 847th mintypython 614 229 9ms 15 Oct 2018 847th didion0 🇺🇸 614 229 9ms 14 Jan 2021 847th ForkKILLET 🇨🇳 614 229 9ms 18 Feb 2021 847th fitzdotlol 🇺🇸 614 229 9ms 28 Mar 2022 847th DayDun 🇸🇪 614 229 9ms 20 Jan 2023 852nd jb-lopez 🇺🇸 614 310 4ms 7 Nov 2021 852nd albanian-laundromat 614 310 4ms 17 Jun 2025 854th noescareno 613 386 385ms 31 May 2025 855th CheeseCake628 🇳🇴 612 184 353ms 17 Jan 2024 856th jared-hughes 612 281 45ms 22 Apr 2022 857th tigerdan2 🇩🇪 611 230 9ms 19 days ago 858th arcage 🇯🇵 611 311 976ms 3 Apr 2021 859th HandsomeSB 611 387 411ms 29 Oct 2022 860th arctouch-andresato 610 285 370ms 11 Nov 2022 861st Siri-chan 610 371 134ms 18 Feb 2023 861st snoozingnewt 🇨🇦 610 371 139ms 6 Nov 2025 863rd vlad-ushakov 609 231 8ms 22 Mar 2023 863rd albanian-laundromat 609 231 9ms 18 Nov 2025 865th GrayJoKing 🇦🇺 609 242 10ms 5 Nov 2020 866th CatsAreFluffy 609 264 2ms 29 Nov 2022 867th Natanaelel 🇸🇪 608 372 142ms 1 Feb 2024 868th stadamdoki 607 434 271ms 9 Mar 2021 869th emgordon154 607 560 2,232ms 42 hours ago 870th FCORMERAIS 606 193 11ms 4 Mar 2024 871st ovs-code 🇩🇪 606 222 72ms 19 Jan 2025 872nd alexkunin 606 232 9ms 4 Jul 2019 872nd vroup 🇩🇰 606 232 9ms 23 Sep 2022 872nd TheDarkThatBarks 606 232 9ms 30 Jan 2024 875th ian-h-chamberlain 🇺🇸 606 251 40ms 2 Nov 2025 876th MeWhenI 🇻🇦 606 373 134ms 8 Nov 2023 877th Ripick 605 296 125ms 15 Jul 2024 878th sgtdck 604 233 9ms 6 Oct 2018 878th PumpedSardines 604 233 9ms 18 Sep 2024 880th Kloppermand 🇩🇰 604 288 379ms 21 Nov 2021 First Prev 801–880 of 3,830 Next Last