The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Day of Week 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 153rd christensendaniel 859 99 14ms 14 May 2024 153rd abhishekg999 859 99 32ms 22 Sep 2024 153rd moustave 859 99 14ms 7 Jan 2025 153rd sciencejiho 859 99 13ms 10 Feb 2025 153rd 0dyse 859 99 18ms 15 Apr 2025 153rd Voltrifrodec 🇸🇰 859 99 14ms 27 Apr 2025 153rd Flekay 🇩🇪 859 99 15ms 18 Jun 2025 153rd CoolBvll 859 99 19ms 10 Jul 2025 153rd michelebastione 🇮🇹 859 99 14ms 6 Aug 2025 153rd jacekwladzinski 859 99 14ms 4 Oct 2025 153rd KatieLG 🇬🇧 859 99 14ms 2 days ago 172nd XioR112 🇵🇱 850 100 20ms 5 Sep 2023 172nd OCNeve 850 100 17ms 18 Jun 2024 172nd StinkyMilo 850 100 13ms 13 May 2025 175th uttumuttu 🇫🇮 842 101 16ms 22 Dec 2023 175th jameswmccarty 842 101 13ms 6 Mar 2025 177th Natanaelel 🇸🇪 833 102 14ms 18 Apr 2023 177th VV1Git 833 102 14ms 19 Apr 2023 177th brochmann 🇸🇪 833 102 22ms 13 Aug 2023 177th sbatllori 833 102 23ms 25 Aug 2023 177th itsrenderman 833 102 22ms 30 Sep 2023 177th pde-bakk 🇳🇱 833 102 22ms 23 Oct 2023 177th ktanaka 833 102 13ms 11 Jan 2024 177th Krtecik 833 102 22ms 9 Feb 2024 177th qwjhvbxi 833 102 22ms 9 Feb 2024 177th pkilar43 833 102 22ms 9 Feb 2024 177th bwenstar 833 102 22ms 21 Feb 2024 177th sultan 833 102 22ms 26 Feb 2024 177th Trusly 833 102 21ms 27 Feb 2024 177th NoneTheFewer 833 102 22ms 17 May 2024 177th FranklinJiaChen 833 102 23ms 1 Jul 2024 177th lchaumartin 833 102 22ms 22 Aug 2024 177th alemelis 833 102 22ms 13 Sep 2024 177th ComputerKWasTaken 🇺🇸 833 102 22ms 24 Sep 2024 177th xyangst 833 102 13ms 3 Oct 2024 177th JunkIce 833 102 23ms 4 Oct 2024 177th wh3n3v3r 🇨🇿 833 102 22ms 20 Nov 2024 177th codewrite 🇬🇧 833 102 21ms 19 Apr 2025 177th kistlerf 🇨🇭 833 102 27ms 14 May 2025 177th ffelixm 833 102 21ms 1 Jun 2025 177th Andrey2001 833 102 38ms 26 Nov 2025 202nd MichalMarsalek 🇨🇿 825 103 13ms 16 Apr 2023 202nd adamnielson42 🇺🇸 825 103 18ms 4 May 2023 202nd NickTheEASDude 🇺🇸 825 103 14ms 29 Jan 2024 202nd CutSandstone 825 103 13ms 4 Jul 2024 202nd NanduBC 825 103 23ms 3 Sep 2024 202nd FEZfan 🇦🇺 825 103 24ms 18 Apr 2025 202nd RaBa21 🇭🇺 825 103 13ms 19 Jul 2025 202nd TheZwierzLF 🇵🇱 825 103 14ms 21 Nov 2025 210th OllieBoyne 🇬🇧 817 104 23ms 17 Apr 2023 210th Eilonlif 🇮🇱 817 104 21ms 17 Apr 2023 210th Ripick 817 104 24ms 12 May 2023 210th eddvrs 817 104 21ms 18 May 2023 210th fbe 817 104 22ms 26 May 2023 210th Wildst 817 104 14ms 6 Jul 2023 210th cefqrn 817 104 23ms 1 Nov 2023 210th bsoyka 🇺🇸 817 104 21ms 25 Nov 2023 210th neihousaigaai 817 104 21ms 11 Feb 2024 210th wilhelmines 817 104 13ms 1 Jun 2024 210th jiaminglimjm 🇲🇾 817 104 21ms 5 Jul 2024 210th JesseNoEyes 🇺🇸 817 104 13ms 18 Sep 2024 210th Rago-Tony 817 104 22ms 11 Jul 2025 223rd bbnumber2 810 105 14ms 29 Oct 2023 223rd keelimeguy 🇺🇸 810 105 14ms 16 Nov 2023 223rd PowershellKnut 🇳🇴 810 105 23ms 7 Jan 2024 223rd samual-hain 810 105 21ms 4 Apr 2024 223rd gallium-gonzollium 810 105 23ms 25 Aug 2024 223rd ihatethefrench 810 105 14ms 3 Jan 2025 229th Aquateraneal 802 106 18ms 11 Aug 2025 229th imoxyg 802 106 22ms 29 Aug 2025 231st DrPrettyman 794 107 21ms 5 Jul 2023 231st kkoenig 794 107 14ms 22 Dec 2023 233rd Florian-Mt 787 108 15ms 24 Sep 2023 234th CedricGebistorf 780 109 21ms 3 May 2023 234th xbxbxb007 780 109 22ms 10 Jan 2024 234th DonCharlesLambert 780 109 21ms 27 Feb 2024 234th mm1013g 780 109 21ms 8 Sep 2024 238th SniperSmiley 🇺🇸 773 110 13ms 17 May 2023 238th PedroAS7 773 110 22ms 18 Jun 2024 238th smilesformiles3 773 110 22ms 12 Jun 2025 First Prev 161–240 of 319 Next Last
