The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
12 Days of Christmas in Python in bytes. 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 Bytes Time Submitted 720th riviere-lucas 774 536 10ms 28 Dec 2020 720th Magii27 774 536 9ms 3 Dec 2021 720th nullie 774 536 9ms 6 Jun 2022 720th pizie11 774 536 9ms 25 Jun 2023 720th totosuki 774 536 10ms 15 Apr 2024 720th felicksLindgren 774 536 9ms 13 Sep 2024 727th jotslo 🇬🇧 773 537 9ms 10 Jul 2019 727th minecire 773 537 9ms 20 Nov 2019 727th Niitrogen 773 537 9ms 18 Jan 2020 727th ianpoe 773 537 9ms 14 Mar 2020 727th pseudonam-gc 773 537 9ms 26 Oct 2022 727th DeaDvey 773 537 9ms 7 Jul 2023 727th suzhaoqi 773 537 9ms 21 Aug 2024 734th Querinus 771 538 10ms 29 Nov 2022 734th luca1339 771 538 10ms 30 Mar 2024 734th UwUcifer 771 538 9ms 23 Jul 2025 737th quasar098 770 539 9ms 16 Mar 2022 737th ShiniGangrade 770 539 9ms 13 Jul 2022 737th eshilo-draper 770 539 9ms 11 Oct 2022 737th emmertgergo 770 539 9ms 12 May 2023 737th mbbu3 770 539 10ms 19 Dec 2023 737th GarryYwl 770 539 9ms 21 Jul 2024 737th Ythaenagor 770 539 10ms 5 Aug 2024 737th agreegious 770 539 9ms 17 Mar 2025 737th idaflux 770 539 9ms 4 Jul 2025 737th wobblybits 770 539 14ms 14 Aug 2025 747th LukasFolwarczny 🇨🇿 769 540 9ms 17 Sep 2022 747th FK76exe 769 540 9ms 8 Oct 2022 747th casmint 769 540 10ms 16 Nov 2022 747th sgaltair 769 540 10ms 22 Feb 2023 747th jj4th 769 540 9ms 22 May 2023 747th eli-siegel 769 540 9ms 27 Jun 2023 747th Trusly 769 540 9ms 27 Feb 2024 754th connorwagner 767 541 9ms 26 Jun 2018 754th breakingtherabbit 767 541 12ms 14 Jun 2022 754th andre-lameirinhas 🇵🇹 767 541 16ms 12 Oct 2022 754th theonetruenerd 767 541 9ms 27 Aug 2024 754th Naitzirch 🇳🇱 767 541 9ms 3 Jul 2025 759th jhu04 766 542 10ms 6 Jul 2022 759th JasonRaubenheimer 766 542 9ms 25 Nov 2023 759th smothest 766 542 10ms 29 Dec 2023 759th ComputerKWasTaken 🇺🇸 766 542 9ms 31 May 2024 759th MiLk 766 542 9ms 19 Feb 2025 764th derekthatcher 764 543 10ms 24 Sep 2020 764th goolygong 764 543 9ms 20 Nov 2020 764th shinylego 764 543 9ms 19 Oct 2022 764th EthanGrant1 764 543 10ms 29 Dec 2022 764th tlucanti 🇷🇺 764 543 9ms 8 Jan 2024 764th jasonho2582001 764 543 9ms 28 Jun 2024 770th KiwiKoder0123 763 544 9ms 4 Jul 2019 770th Guptacos 763 544 9ms 2 Aug 2020 770th Pargolo 763 544 9ms 7 Oct 2021 770th humz2k 763 544 9ms 5 Jul 2022 770th AharonSambol 763 544 16ms 18 Aug 2023 770th AthiraPillai123 763 544 9ms 4 Jan 2024 776th dzshn 761 545 9ms 25 Nov 2020 776th jellybro99 761 545 9ms 15 Oct 2021 776th StoverGitHub 761 545 9ms 16 Jun 2022 776th Bananapants22 761 545 9ms 15 Aug 2022 776th bedwards 761 545 9ms 13 Jan 2025 781st llysnafedd 760 546 9ms 28 Aug 2020 781st alexstarosta 760 546 9ms 27 Jun 2024 781st kyleyarwood 760 546 9ms 4 Oct 2024 781st jwfiredragon 760 546 10ms 15 May 2025 785th smf0x10 759 547 10ms 3 Oct 2021 785th Eilonlif 🇮🇱 759 547 10ms 25 Dec 2022 785th b20fuji 759 547 10ms 18 Oct 2023 785th Amy-Checcllo 759 547 10ms 22 Sep 2024 785th GeorgeStatho 759 547 10ms 5 Aug 2025 790th DylanScottCarroll 757 548 10ms 8 Nov 2021 790th RubiksImplosion 757 548 13ms 4 Dec 2022 790th felixcroc 757 548 9ms 1 Apr 2023 790th epic-programmer-guy 757 548 9ms 29 Dec 2023 790th MassimoParisi 757 548 16ms 24 Sep 2024 790th Shotokhan 757 548 9ms 15 Sep 2025 790th Evytag 🇫🇷 757 548 10ms 9 Oct 2025 797th afyber 756 549 10ms 26 Jun 2019 797th my1e5 756 549 9ms 29 Nov 2021 797th oakesy 756 549 9ms 19 May 2024 797th CyberTapir 756 549 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