The Calendar hole will go live in approximately 13 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 481st Alex-x90 🇺🇸 735 264 447ms 11 Jan 2023 482nd marcin7Cd 734 221 9ms 6 Feb 2021 483rd rexim 734 308 137ms 28 Aug 2020 483rd strout 734 308 142ms 19 Aug 2022 485th ben68 734 323 4,286ms 3 Jun 2025 486th guliyevemil1 🇦🇿 734 359 271ms 17 Apr 2020 487th namelessiw 733 237 398ms 25 Oct 2024 488th GrayJoKing 🇦🇺 733 253 475ms 27 Sep 2023 489th Shanethegamer 🇺🇸 733 320 1,304ms 17 Mar 2023 490th sean-niemann 🇺🇸 732 116 65ms 8 Oct 2022 491st demacus 732 260 4ms 2 Nov 2023 492nd primo-ppcg 🇹🇭 731 220 2ms 21 Sep 2020 493rd stefangimmillaro 731 292 99ms 19 Oct 2022 494th MeWhenI 🇻🇦 731 465 1,702ms 7 Nov 2025 495th bstrautin 730 156 276ms 27 Sep 2020 496th MeWhenI 🇻🇦 730 266 448ms 26 May 2023 497th JRaspass 🇬🇧 730 361 261ms 23 Sep 2022 498th ian-h-chamberlain 🇺🇸 729 335 141ms 26 Jul 2022 499th Yewzir 🇧🇪 728 292 8ms 20 Dec 2024 500th atenfyr 728 325 414ms 21 Jun 2020 501st jeff-at-tamer-dot-codes 🇺🇸 727 161 10ms 31 May 2023 501st Koshu 727 161 10ms 2 Dec 2023 501st tri1212 🇻🇳 727 161 10ms 3 Jun 2024 501st DoubleUynn 727 161 10ms 24 Jun 2025 501st GodlyProgrammer1 727 161 17ms 15 Nov 2025 506th MeWhenI 🇻🇦 727 239 376ms 8 Dec 2022 507th WhoisDavid 727 336 126ms 16 Sep 2020 508th MeWhenI 🇻🇦 726 236 2ms 25 Jul 2024 509th KatieLG 🇬🇧 726 351 2ms 3 Oct 2021 510th DialFrost 🇸🇬 725 117 65ms 26 Jan 2023 511th o0lit3 🇺🇸 724 116 3ms 27 Sep 2020 512th CLOStrophobic 🇮🇹 724 210 44ms 27 Feb 2025 513th postie77 724 240 396ms 21 Nov 2021 513th tdkkdt 🇷🇺 724 240 386ms 21 Nov 2021 515th benson-z 724 327 403ms 31 Oct 2022 515th ethanlally 724 327 388ms 12 Nov 2025 515th snoozingnewt 🇨🇦 724 327 473ms 12 days ago 518th Anthony-Williams-06 723 162 32ms 29 Nov 2022 518th zach333 723 162 10ms 15 Jul 2024 520th kgodara 720 339 129ms 7 Mar 2023 521st cbrt-x 719 329 419ms 19 Jul 2024 522nd trinityy-7 718 196 9ms 22 Jan 2024 523rd BREMAUCY 🇫🇷 718 296 8ms 15 Jan 2025 524th Z-snails 718 315 146ms 28 Feb 2023 525th AlephSquirrel 717 226 11ms 13 Oct 2024 526th annaproxy 717 330 409ms 8 Jan 2023 527th olleicua 🇺🇸 716 165 36ms 15 Jan 2024 528th msbranicky 716 331 4,908ms 6 Jan 2025 529th vgamula 🇺🇦 716 350 30ms 23 Nov 2023 530th neihousaigaai 715 331 418ms 8 May 2021 531st P-Quentin 🇫🇷 714 164 10ms 3 Aug 2022 531st CarsonChr 🇺🇸 714 164 10ms 17 Sep 2022 531st RaBa21 🇭🇺 714 164 11ms 1 Aug 2025 531st luuumine 🇫🇷 714 164 17ms 7 Oct 2025 535th eranws 714 197 9ms 24 Oct 2022 536th janbehrens 🇩🇪 714 241 6ms 5 Aug 2021 537th emgordon154 714 266 903ms 1 Dec 2021 538th MeWhenI 🇻🇦 714 293 2ms 28 Feb 2025 539th okaponta 714 342 160ms 13 Jan 2024 540th vcc-krisztian-bedo 714 369 270ms 15 Feb 2021 541st lacroixjonathan87 713 267 5ms 5 Aug 2020 542nd The-Wolfson 713 321 91ms 28 Oct 2024 543rd MeWhenI 🇻🇦 713 368 65ms 9 Jul 2021 544th Yax42 🇫🇷 712 244 405ms 6 Aug 2025 545th YusukeKishino 712 370 258ms 28 May 2021 546th emgordon154 711 304 4ms 28 Dec 2024 547th revlayle 🇺🇸 710 245 387ms 14 Jan 2022 547th strout 710 245 415ms 19 Aug 2022 547th tomh1012 710 245 396ms 15 days ago 550th timvermeulen 710 322 96ms 19 Jan 2020 551st logvp 710 344 159ms 9 Jan 2024 552nd didion0 🇺🇸 710 359 2ms 30 Apr 2021 553rd emgordon154 709 171 121ms 9 Aug 2024 554th eMGeeneer 709 334 451ms 19 Sep 2025 555th janbehrens 🇩🇪 709 370 26ms 18 Nov 2021 556th scpchicken 🇵🇼 708 345 130ms 1 Apr 2022 556th stefangimmillaro 708 345 153ms 13 Nov 2023 556th TannerJ07 🇺🇸 708 345 127ms 6 Apr 2025 559th orthoplex 🇨🇽 708 360 2ms 5 Jul 2021 560th KatieLG 🇬🇧 708 372 253ms 25 Sep 2022 First Prev 481–560 of 3,828 Next Last