The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Billiards 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 241st SirBogman 🇺🇸 591 120 36ms 18 Jul 2025 242nd ovs-code 🇩🇪 591 154 150ms 17 Apr 2025 243rd Shanethegamer 🇺🇸 590 176 105ms 6 Dec 2024 244th ovs-code 🇩🇪 589 152 405ms 1 Dec 2024 245th GolfingSuccess 🇬🇷 588 68 63ms 24 Nov 2024 246th lynn 585 160 28ms 3 Jan 2025 246th kops-cg 585 160 41ms 24 Feb 2025 248th CaedenHarper 🇨🇦 583 170 10ms 23 Aug 2025 249th kmathis22 583 313 530ms 11 days ago 250th GolfingSuccess 🇬🇷 574 156 367ms 26 Nov 2024 251st SB-945 574 163 11ms 12 Sep 2025 251st bizy-coder 574 163 10ms 15 days ago 253rd Ripick 573 266 364ms 8 Jun 2025 254th matejmatik123 🇸🇰 568 265 1,053ms 17 Oct 2025 255th 5cw 🇺🇸 567 165 11ms 24 Nov 2024 255th Seek64 🇩🇪 567 165 99ms 5 May 2025 257th GrayJoKing 🇦🇺 562 185 63ms 3 days ago 258th Shanethegamer 🇺🇸 561 254 43ms 3 Dec 2024 259th fourth-bit 560 167 10ms 1 Dec 2024 259th Bulmenisaurus 560 167 30ms 30 Jun 2025 261st MeWhenI 🇻🇦 557 168 10ms 17 Apr 2025 262nd retrohun 556 211 75ms 30 Dec 2024 263rd elgan65536 556 346 226ms 5 Dec 2024 264th ryyyn 🇺🇸 554 169 883ms 5 days ago 265th MeWhenI 🇻🇦 553 373 2,395ms 12 Dec 2024 266th AlephSquirrel 547 171 13ms 5 Dec 2024 267th MostParsingVex 545 146 195ms 21 Dec 2024 268th scpchicken 🇵🇼 544 172 12ms 4 Dec 2024 269th Shanethegamer 🇺🇸 542 165 532ms 4 Dec 2024 270th Shanethegamer 🇺🇸 541 173 21ms 2 Dec 2024 270th dirckvdende 541 173 11ms 25 Jul 2025 270th CaedenHarper 🇨🇦 541 173 10ms 16 Oct 2025 273rd Shanethegamer 🇺🇸 539 178 97ms 23 days ago 274th commandblockguy 🇺🇸 538 174 11ms 1 Dec 2024 274th stefangimmillaro 538 174 13ms 2 Dec 2024 274th SirBogman 🇺🇸 538 174 17ms 15 Jul 2025 277th snoozingnewt 🇨🇦 537 321 120ms 27 days ago 278th h3ra993huskp 🇯🇵 537 340 405ms 18 days ago 279th error256 535 175 10ms 1 Dec 2024 279th davecame 535 175 570ms 3 Dec 2024 279th KasperKivimaeki 🇫🇮 535 175 18ms 5 Jul 2025 282nd MeWhenI 🇻🇦 533 168 503ms 17 Apr 2025 283rd blaztoma 🇱🇹 533 344 121ms 20 days ago 284th annaproxy 532 176 11ms 22 Jan 2025 284th YAJUE114514 532 176 10ms 28 Jul 2025 284th bricknellj 532 176 11ms 15 days ago 287th AlephSquirrel 529 169 570ms 5 Dec 2024 287th commandblockguy 🇺🇸 529 169 577ms 1 Sep 2025 289th moustave 529 177 11ms 9 Apr 2025 290th SirBogman 🇺🇸 526 170 645ms 19 Jul 2025 291st inventshah 526 178 15ms 1 Dec 2024 291st zacjl 526 178 33ms 4 Dec 2024 291st blaztoma 🇱🇹 526 178 16ms 24 hours ago 294th CaedenHarper 🇨🇦 523 171 562ms 16 Oct 2025 295th jared-hughes 523 179 11ms 22 Dec 2024 295th InigoK 🇺🇸 523 179 16ms 9 Oct 2025 297th trinityy-7 522 190 11ms 23 Jul 2025 298th emgordon154 520 175 148ms 1 Dec 2024 299th ahmetdemirag 🇨🇾 511 183 10ms 5 Apr 2025 300th dokutan 511 194 10ms 15 Jun 2025 301st dokutan 511 300 3ms 29 Apr 2025 302nd eranws 509 195 9ms 23 Dec 2024 303rd tayloia 🇬🇧 506 196 10ms 12 Jan 2025 304th Jacob385 504 362 429ms 28 Oct 2025 305th CutSandstone 503 186 15ms 21 Dec 2024 306th amberzit 500 187 13ms 6 Jul 2025 306th Babafaba 500 187 18ms 17 Nov 2025 306th WillConker 500 187 11ms 3 days ago 309th bac0id 495 304 464ms 10 Jan 2025 310th dokutan 489 186 118ms 15 Jun 2025 311th cros107 🇦🇺 487 192 37ms 20 days ago 312th alexsave 486 204 10ms 3 Dec 2024 313th m-tkach 🇺🇦 485 193 18ms 6 Dec 2024 314th Shanethegamer 🇺🇸 485 216 18ms 5 Dec 2024 315th JOrE20 🇺🇸 483 379 124ms 13 days ago 316th neihousaigaai 482 194 11ms 2 Dec 2024 316th lelbal 482 194 10ms 7 Mar 2025 318th Babafaba 479 187 366ms 6 Nov 2025 319th MeWhenI 🇻🇦 479 201 726ms 29 Aug 2025 320th 123mjb 473 198 11ms 21 days ago First Prev 241–320 of 457 Next Last