The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Lucky Tickets 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 480th uttumuttu 🇫🇮 516 159 10ms 6 Mar 2022 482nd MeWhenI 🇻🇦 515 208 114ms 19 Oct 2022 483rd yzhs 🇩🇪 515 219 164ms 25 Jul 2021 484th schachmattmatt 514 138 20ms 29 Sep 2021 485th MeWhenI 🇻🇦 512 201 7ms 9 May 2024 486th Shanethegamer 🇺🇸 508 366 1,332ms 24 Sep 2021 487th alemelis 504 132 485ms 6 Aug 2024 488th CaedenHarper 🇨🇦 504 324 560ms 7 Oct 2025 489th PeterTillema 🇳🇱 503 141 9ms 30 Mar 2023 489th TaserTheFox 🇺🇸 503 141 9ms 11 May 2023 489th stefangimmillaro 503 141 10ms 9 Nov 2023 489th GolfingSuccess 🇬🇷 503 141 10ms 12 Nov 2023 489th RaBa21 🇭🇺 503 141 11ms 11 Jul 2025 494th albanian-laundromat 503 288 42ms 7 Sep 2025 495th coreynash 500 164 1,592ms 10 Nov 2023 496th targrik 500 202 9ms 22 Oct 2025 497th marcin7Cd 499 142 16ms 7 Oct 2020 497th StefanHabel 🇨🇦 499 142 10ms 24 Dec 2022 497th scpchicken 🇵🇼 499 142 28ms 26 Jan 2023 497th mathisfun271 499 142 9ms 9 Feb 2024 501st commandblockguy 🇺🇸 496 143 10ms 6 Sep 2022 501st Alex-x90 🇺🇸 496 143 10ms 9 Jan 2023 501st YAJUE114514 496 143 9ms 27 Jul 2025 504th ChristophHornung 495 284 1,683ms 21 Nov 2021 505th janbehrens 🇩🇪 494 243 1,008ms 21 Mar 2022 505th c0d3-4-F00d 🇩🇪 494 243 2ms 23 May 2022 507th tatzyr 🇯🇵 493 97 48ms 24 Feb 2025 507th KatieLG 🇬🇧 493 97 46ms 2 Oct 2025 509th guilhem-roy 🇫🇷 492 144 9ms 21 Jul 2022 509th inventshah 492 144 33ms 16 Nov 2022 509th b10011 🇫🇮 492 144 10ms 16 Jan 2023 512th arctouch-cristiannevianna 492 286 956ms 4 Mar 2024 513th MarcMush 🇫🇷 490 136 674ms 20 Oct 2021 514th fkantelberg 489 145 9ms 7 Aug 2023 514th mikehanus 489 145 10ms 23 Nov 2023 514th CLOStrophobic 🇮🇹 489 145 10ms 18 Feb 2025 517th MeWhenI 🇻🇦 488 207 4ms 28 May 2023 518th madex 🇩🇪 488 246 432ms 20 Jun 2025 519th bac0id 486 247 2ms 6 Jul 2024 520th InigoK 🇺🇸 485 146 23ms 22 Aug 2025 521st MeWhenI 🇻🇦 485 340 33ms 6 Jun 2023 522nd neihousaigaai 483 170 10ms 8 Jun 2021 523rd jacklynnepenick 482 147 19ms 26 Aug 2021 524th jared-hughes 482 154 258ms 17 Jul 2022 525th nstearns96 🇬🇧 479 148 9ms 9 Jan 2023 525th msbranicky 479 148 9ms 10 Jul 2023 525th CaedenHarper 🇨🇦 479 148 29ms 28 Aug 2025 528th hiddicop 🇸🇪 478 100 3,401ms 30 Jan 2021 529th bac0id 478 294 375ms 6 Jul 2024 530th janbehrens 🇩🇪 476 149 10ms 6 Jul 2023 531st inventshah 473 135 548ms 16 Jan 2024 532nd jhcole 469 151 9ms 24 Apr 2020 532nd rak1507 🇬🇧 469 151 10ms 28 Jun 2021 532nd wh3n3v3r 🇨🇿 469 151 15ms 11 Nov 2024 532nd yokasuretsu 469 151 9ms 2 Jan 2025 536th Shanethegamer 🇺🇸 469 262 6ms 4 Oct 2024 537th bizy-coder 466 137 554ms 23 days ago 538th MeWhenI 🇻🇦 466 143 368ms 15 Feb 2023 539th andrewjc2000 466 152 10ms 25 Jun 2025 540th pschmid0 🇺🇸 464 218 9ms 16 Sep 2022 541st GolfingSuccess 🇬🇷 463 138 534ms 20 Jan 2024 542nd rambox11 462 260 2ms 2 May 2020 543rd BambooleanLogic 🇸🇪 461 178 10ms 2 Jul 2023 544th argusdusty 🇺🇸 460 154 11ms 25 Dec 2020 544th jtaxen 460 154 10ms 9 May 2024 546th jerrandolph 459 359 649ms 24 Apr 2020 547th AlexanderFair 457 155 10ms 13 Jul 2023 547th qpwoeirut 457 155 15ms 25 Sep 2025 549th msbranicky 457 175 93ms 16 Aug 2023 550th Shanethegamer 🇺🇸 456 140 483ms 16 Jan 2024 550th commandblockguy 🇺🇸 456 140 512ms 1 Sep 2025 552nd ndren 453 141 636ms 21 Jan 2024 553rd cros107 🇦🇺 451 157 4,591ms 18 Feb 2024 554th scpchicken 🇵🇼 449 100 1,252ms 26 Jan 2023 555th emgordon154 445 250 5ms 10 Jan 2025 556th snoozingnewt 🇨🇦 445 316 523ms 4 Oct 2025 557th Yax42 🇫🇷 444 185 13ms 8 Sep 2025 558th error256 443 160 10ms 3 Jun 2024 559th janbehrens 🇩🇪 442 168 12ms 6 Jul 2023 560th msbranicky 441 362 2ms 13 Aug 2023 First Prev 481–560 of 816 Next Last