The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
12 Days of Christmas 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 636th Florian-Mt 367 520 9ms 13 days ago 642nd mothcolada 🇺🇸 367 521 9ms 11 Mar 2021 642nd nikhil9302 367 521 9ms 21 Nov 2021 642nd LeeCamp 367 521 10ms 11 Dec 2021 642nd jhpaques 🇫🇷 367 521 10ms 28 Dec 2022 642nd WillConker 367 521 10ms 14 Jul 2023 647th HemangRajvanshy 366 522 9ms 1 Apr 2020 647th nmgetahun 366 522 9ms 5 Dec 2022 647th pde-bakk 🇳🇱 366 522 9ms 21 Oct 2023 647th raflemakt 366 522 9ms 3 Jan 2024 647th codingisgreatbutiamnot 366 522 12ms 29 Jul 2024 647th Kowalskiexe 🇵🇱 366 522 9ms 19 Apr 2025 653rd nickrodgers42 365 523 9ms 2 Oct 2020 653rd piebot3000 365 523 9ms 13 Sep 2023 653rd IdkWhatIsIdk 365 523 9ms 28 Oct 2024 653rd OyuDays 365 523 9ms 17 Mar 2025 657th gardarjuto 365 524 9ms 16 Nov 2020 657th xy3 🇮🇪 365 524 9ms 4 Jan 2022 657th xenufo 365 524 9ms 14 Jul 2022 657th james-downey 365 524 9ms 14 Jul 2022 657th Argon1999 365 524 9ms 21 Oct 2022 657th OSYCh314 🇦🇺 365 524 10ms 2 Nov 2024 663rd NicoAdams 364 525 9ms 21 Nov 2021 663rd sleepyStick 364 525 10ms 5 Apr 2022 663rd ce-warren 364 525 9ms 26 Aug 2023 663rd qwjhvbxi 364 525 9ms 5 Feb 2024 663rd TheAtrossian 364 525 10ms 5 Jan 2025 663rd HagenFritz 364 525 9ms 19 Jun 2025 669th babulibaba 363 526 9ms 15 Aug 2019 669th ashwinvis 363 526 9ms 17 Apr 2020 669th hdformat 363 526 9ms 8 Jun 2020 669th mathwiz42 363 526 10ms 17 Aug 2020 669th confy 363 526 9ms 25 Oct 2020 669th dgambit 363 526 10ms 2 Apr 2021 669th goldstraw 363 526 9ms 30 Nov 2021 669th JohannaWarnqvist 363 526 9ms 13 Feb 2022 669th martinnorling 🇸🇪 363 526 9ms 28 Feb 2022 669th ezhereshchin 363 526 9ms 1 May 2022 669th fredoinsilico 363 526 9ms 7 Sep 2023 669th aviyanp 363 526 10ms 13 Oct 2025 669th ethanlchristensen 363 526 10ms 17 Oct 2025 669th ElieDeBrauwer 363 526 9ms 25 Oct 2025 683rd asadullayev 362 527 10ms 8 Jan 2021 683rd PYRiTEmonark 362 527 9ms 11 Mar 2021 683rd BackslashWelsh 362 527 9ms 23 Jul 2021 683rd TyKeeling 362 527 10ms 22 Jun 2022 683rd SomeSomeOne99 362 527 9ms 26 Mar 2025 683rd asarvazyan 362 527 9ms 22 Oct 2025 689th willzywiec 362 528 28ms 8 Aug 2018 689th ionutm82 362 528 9ms 9 Nov 2018 689th jhunterkohler 362 528 9ms 20 May 2021 689th elephantpanda 362 528 9ms 14 Oct 2022 689th sandorstormen 362 528 9ms 11 Mar 2023 689th fbe 362 528 9ms 11 Sep 2024 689th MasterGodzilla 362 528 16ms 26 Jun 2025 696th RatajVaver 361 529 9ms 13 May 2019 696th henryishuman 361 529 9ms 23 May 2020 696th phpboyscout 361 529 9ms 5 Jan 2021 696th HorseScary 361 529 10ms 16 Nov 2021 696th lokesh1809 361 529 10ms 3 Dec 2021 701st scottJsonar 360 530 9ms 29 Nov 2019 701st WillowBee7 360 530 9ms 16 Sep 2020 701st jjgry 360 530 9ms 5 Nov 2020 701st GulgDev 360 530 10ms 21 Mar 2023 701st joshua-el-samalouti 🇩🇪 360 530 9ms 26 May 2024 701st jameswmccarty 360 530 9ms 11 Jul 2024 701st SOONwasTaken 360 530 9ms 18 Mar 2025 701st brandongumby 360 530 11ms 8 Jun 2025 709th bwat2 360 531 10ms 27 Dec 2021 710th johnnythedoggie 359 532 9ms 31 Mar 2021 710th pecholsjones 359 532 9ms 8 Dec 2021 710th dzybine 359 532 10ms 7 Mar 2022 710th zlohner 359 532 9ms 6 Apr 2022 710th jsvizcaino 359 532 9ms 13 Dec 2022 710th buddyw 359 532 10ms 9 Mar 2023 710th r-i-c-e 359 532 11ms 8 Jul 2023 710th OllyTDev 359 532 9ms 22 Aug 2023 710th 123mjb 359 532 10ms 3 Jan 2024 710th YAJUE114514 359 532 9ms 24 Aug 2025 720th 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