The Calendar hole will go live in approximately 12 days. Why not try and solve it ahead of time?
ASCII Table 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 379th Mch47 243 284 16ms 29 Oct 2023 379th kurkale6ka 243 284 15ms 19 Nov 2023 379th HumanEquivalentUnit 243 284 15ms 25 Nov 2023 379th mstang107 243 284 16ms 20 Dec 2023 379th klixel 🇨🇦 243 284 16ms 22 Jan 2024 379th EvyGithub 243 284 15ms 27 Jan 2024 379th RJFuller 243 284 15ms 9 Feb 2024 379th Bit125 243 284 17ms 23 Feb 2024 379th alfonsoalves 243 284 15ms 27 Feb 2024 379th qwjhvbxi 243 284 15ms 5 Mar 2024 379th Pale-Vessel 243 284 15ms 7 Mar 2024 379th VictorStenvers 🇳🇱 243 284 15ms 15 May 2024 379th codingisgreatbutiamnot 243 284 15ms 19 Jul 2024 379th AtengChen 243 284 16ms 18 Aug 2024 379th nikifkon 243 284 15ms 30 Oct 2024 379th Languag3 243 284 15ms 28 Feb 2025 379th undefinedRyan 243 284 15ms 19 Apr 2025 379th realhackcraft 243 284 16ms 3 May 2025 379th madeforlosers 243 284 15ms 8 May 2025 379th Ivanchik-cyber 243 284 15ms 28 May 2025 379th benmuth 243 284 15ms 29 Aug 2025 379th rustykitty 🇺🇸 243 284 15ms 24 Oct 2025 379th webmiche 243 284 15ms 3 Nov 2025 424th felixcroc 242 285 15ms 17 Apr 2022 424th MichaelClasby0 🇬🇧 242 285 15ms 16 Oct 2023 424th 051 🇸🇬 242 285 9ms 25 Dec 2023 424th Unknownuserfrommars 242 285 9ms 7 Oct 2024 424th calum12345 242 285 15ms 25 Mar 2025 424th jacekwladzinski 242 285 9ms 8 Oct 2025 424th LesBoys43 242 285 15ms 9 Nov 2025 431st JKfromHMS 241 286 9ms 20 May 2024 431st cuboids 241 286 9ms 10 Jul 2024 431st liam824css 241 286 9ms 2 Mar 2025 434th jbrry 240 288 16ms 4 Jul 2022 434th Mewnojs 240 288 15ms 7 Mar 2024 434th kevinnaviapaiva 240 288 16ms 18 Feb 2025 437th NyuraDubu 239 289 9ms 10 Sep 2024 438th Brain-Boy-53 237 291 15ms 17 Jun 2024 439th dillon-duncando 234 295 16ms 19 Oct 2022 440th jaxmattfair 🇺🇸 232 298 15ms 14 Jan 2023 440th Dejgz 232 298 17ms 11 Sep 2023 442nd KatieLG-Transpiler 🇬🇧 231 299 9ms 23 Jun 2022 442nd b-smyers 231 299 9ms 30 Jan 2025 444th ShaneReid91 230 300 9ms 10 Dec 2022 444th Noah-Fox 230 300 9ms 24 Jan 2025 446th carlsoncorey16 220 314 15ms 29 Oct 2023 447th Upload-and-View 🇺🇦 205 336 9ms 19 Aug 2025 448th Yareeeema 202 341 16ms 23 Sep 2022 449th christensendaniel 202 342 10ms 15 May 2024 450th Giridesh 198 349 10ms 6 Sep 2022 451st plainoldcheese 🇦🇶 197 351 9ms 18 Jan 2024 452nd bthalheim 191 362 16ms 3 Sep 2022 453rd Frowny 182 380 18ms 27 Mar 2022 454th vektech 162 425 15ms 9 Jul 2022 455th returnitynet 162 427 10ms 2 Jan 2025 456th esnethen 159 433 16ms 20 Feb 2023 457th sayloren 147 468 15ms 26 Feb 2023 458th Zhenyu-Bo 136 509 9ms 30 Jul 2025 459th AidanWalter 131 528 10ms 2 Jan 2025 First Prev 401–459 of 459