The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
United States in Python 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 Andrey2001 187 423 10ms 4 days ago 242nd celiendonze 🇨🇭 185 428 14ms 4 Jul 2023 243rd pengu1n-master 183 431 10ms 13 Dec 2021 244th MiranDaniel 🇨🇿 182 433 11ms 31 Aug 2023 245th Omega65536 🇩🇪 180 440 10ms 3 Dec 2022 246th bob-th 179 441 13ms 4 Jul 2022 247th vonKrafft 178 445 15ms 27 Mar 2020 248th Naitzirch 🇳🇱 175 452 10ms 4 Jul 2025 249th RandGuy 174 454 10ms 4 Jul 2022 250th dillon-duncando 172 460 20ms 4 Oct 2022 251st addmai 171 463 10ms 31 Jul 2025 252nd janga1 170 465 11ms 17 Aug 2021 253rd GeneralTwi 167 472 12ms 4 May 2022 253rd brimstonetrader 167 472 10ms 29 Jan 2024 255th s0129 167 474 10ms 4 Jul 2025 256th mdnestor 164 481 10ms 23 Dec 2022 256th zwxzwxzwx21 164 481 13ms 30 Jun 2024 258th fuzzylojik-golf 🇺🇸 163 486 10ms 18 Jul 2025 259th MassimoParisi 162 489 10ms 24 Sep 2024 260th midnattssol 🇸🇪 159 496 10ms 27 Jul 2023 261st jtaxen 156 506 10ms 7 May 2024 262nd lovernj 156 508 13ms 21 Jan 2022 263rd hiichbindermax 155 509 10ms 5 Oct 2024 264th ImpressedByRocks 154 512 10ms 30 Jun 2025 265th Cynopolis 153 517 13ms 16 Oct 2023 266th JorenZ 150 526 15ms 4 Oct 2021 267th mrnomm 148 535 13ms 5 Aug 2022 268th eddvrs 141 559 15ms 22 Dec 2023 269th dtaylor0 137 578 11ms 26 Apr 2023 269th shorie000 137 578 11ms 6 Dec 2023 271st dylanjones92 131 603 12ms 29 Jan 2024 271st resoNathan 131 603 12ms 1 Jul 2024 273rd Languag3 130 608 10ms 13 days ago 274th jeff-at-tamer-dot-codes 🇺🇸 129 611 11ms 4 Jul 2023 275th CutSandstone 129 613 14ms 4 Jul 2024 276th Trunksistor 🇫🇷 128 616 10ms 26 Apr 2022 277th RobertHoeh 128 617 10ms 1 Mar 2025 278th chmltn 128 619 12ms 28 Jan 2023 279th ethandhunt 127 624 13ms 16 Aug 2021 280th Randomness74 125 634 33ms 15 Mar 2020 281st AlisterZBU 124 639 11ms 4 Jul 2025 282nd karhuthebear 123 640 10ms 4 May 2022 283rd 130N35 122 646 12ms 28 Jan 2020 283rd cros107 🇦🇺 122 646 10ms 16 Sep 2025 285th UriyaBA 122 648 10ms 16 Mar 2023 285th DGipe 122 648 17ms 6 May 2024 287th Cloakless 🇬🇧 122 650 13ms 4 Jul 2022 287th heisenbirb 122 650 13ms 6 Jun 2025 289th DrPrettyman 121 653 21ms 12 Jul 2023 290th bbakersmith 121 655 15ms 11 Jul 2022 291st haydenridd 120 660 13ms 20 Oct 2020 291st markbyrne 120 660 10ms 20 Oct 2020 293rd The3gs 118 668 10ms 30 Aug 2020 294th andre-lameirinhas 🇵🇹 117 673 11ms 4 Jul 2021 294th AlexanderFair 117 673 11ms 3 Aug 2023 296th mm1013g 116 680 10ms 5 Sep 2024 297th HassanAliKadhem 🇧🇭 116 683 10ms 4 Jan 2022 298th ryguyNelson 115 689 12ms 1 Jul 2020 299th ffelixm 114 693 12ms 4 Jul 2025 300th ValentinCassayre 112 704 10ms 14 Oct 2023 301st estomagordo 🇳🇱 112 707 13ms 9 Dec 2021 302nd Pie42 111 711 10ms 7 Apr 2020 303rd kenballus 110 717 15ms 18 Sep 2021 304th Voltrifrodec 🇸🇰 110 721 11ms 29 May 2025 305th rustykitty 🇺🇸 108 732 11ms 25 Oct 2025 306th nilan425 107 735 10ms 4 Jul 2025 307th drewhead118 106 742 14ms 30 May 2022 308th Vaekor 106 747 11ms 4 Jul 2023 309th jacekwladzinski 106 748 10ms 7 Oct 2025 310th johnny-mdp 102 775 11ms 20 Jun 2025 311th klixel 🇨🇦 101 784 10ms 19 Jun 2025 312th AliceFord 99 797 10ms 13 Nov 2021 313th afadli 97 818 10ms 15 Sep 2022 314th tzunni 96 820 11ms 5 Jul 2022 315th sciencejiho 96 825 10ms 10 Feb 2025 316th undefynedd 93 848 10ms 3 Dec 2023 317th MichaelMBradley 🇨🇦 88 894 10ms 26 Feb 2022 317th andrewgopher 88 894 11ms 25 Jun 2022 317th shellbertt 🇨🇦 88 894 13ms 4 Jul 2022 317th Thonoton 88 894 10ms 9 Mar 2023 First Prev 241–320 of 385 Next Last
