The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Day of Week in all languages 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 721st ovs-code 🇩🇪 796 337 478ms 4 Feb 2025 722nd kkoenig 795 55 3ms 23 Jan 2024 723rd ShepardToTheStars 794 74 370ms 4 Jan 2024 723rd KatieLG 🇬🇧 794 74 366ms 30 Apr 2024 723rd codewrite 🇬🇧 794 74 348ms 19 Apr 2025 726th Steffan153 🇫🇮 792 76 16ms 16 Apr 2023 726th GrayJoKing 🇦🇺 792 76 15ms 17 Apr 2023 726th Lydxn 🇨🇦 792 76 15ms 26 May 2023 726th ovs-code 🇩🇪 792 76 15ms 2 Jul 2024 730th Steffan153 🇫🇮 792 96 80ms 18 Apr 2023 730th lynn 792 96 81ms 16 Oct 2023 732nd Lydxn 🇨🇦 790 75 145ms 18 Apr 2023 732nd Shanethegamer 🇺🇸 790 75 121ms 21 Apr 2023 732nd MeWhenI 🇻🇦 790 75 123ms 26 May 2023 732nd jipsong 🇩🇪 790 75 120ms 13 Oct 2023 732nd edsrzf 🇳🇿 790 75 121ms 23 Sep 2024 737th SirBogman 🇺🇸 789 215 41ms 3 Jun 2025 738th TinyPandas 788 106 4ms 12 Sep 2023 738th TheLastZombie 788 106 3ms 15 May 2024 740th MeWhenI 🇻🇦 788 158 703ms 20 Aug 2023 740th sean-niemann 🇺🇸 788 158 720ms 22 Aug 2024 740th Steffan153 🇫🇮 788 158 719ms 22 Aug 2024 743rd albanian-laundromat 788 206 5ms 6 Jul 2025 744th blaztoma 🇱🇹 785 48 47ms 19 Oct 2025 744th beirigo 🇧🇷 785 48 44ms 30 Oct 2025 746th SirBogman 🇺🇸 785 89 36ms 4 Dec 2023 747th hotmanga 784 136 286ms 26 Oct 2023 748th emgordon154 784 245 255ms 19 Apr 2025 749th kxwish 🇨🇦 783 86 50ms 12 Sep 2023 749th Maximizer02 783 86 49ms 17 Sep 2025 749th jateute 783 86 50ms 27 Oct 2025 752nd stefangimmillaro 782 217 44ms 26 Apr 2025 753rd snoozingnewt 🇨🇦 781 93 121ms 11 days ago 754th janAkali 🇷🇺 780 76 354ms 15 May 2024 755th DialFrost 🇸🇬 780 107 4ms 1 Sep 2025 756th retrohun 779 104 179ms 16 Jun 2024 757th adyache 🇺🇸 777 174 26ms 16 Jun 2023 758th typeswitch-dev 🇵🇹 776 232 8ms 22 Jul 2023 759th AlephSquirrel 775 96 9ms 6 May 2025 760th Sinescape 774 87 53ms 16 Sep 2024 760th BREMAUCY 🇫🇷 774 87 46ms 12 days ago 762nd MeWhenI 🇻🇦 774 213 1,792ms 14 Jan 2025 763rd kkoenig 773 133 415ms 23 Dec 2023 764th MrPsyware 773 138 274ms 20 Mar 2024 765th commandblockguy 🇺🇸 771 85 14ms 16 Apr 2023 765th 5cw 🇺🇸 771 85 13ms 16 Apr 2023 765th SirBogman 🇺🇸 771 85 16ms 17 Apr 2023 765th janbehrens 🇩🇪 771 85 14ms 15 May 2023 765th bobbysq 771 85 13ms 27 May 2023 765th PikeIt 771 85 15ms 26 Jun 2023 765th ovs-code 🇩🇪 771 85 13ms 2 Oct 2023 765th inventshah 771 85 15ms 2 Oct 2023 765th nwellnhof 🇩🇪 771 85 13ms 2 Oct 2023 765th 4hg 🇺🇸 771 85 14ms 4 Oct 2023 765th Rubiksmath 771 85 13ms 5 Oct 2023 765th StefanHabel 🇨🇦 771 85 14ms 12 Oct 2023 765th lynn 771 85 17ms 14 Oct 2023 765th jakobkordez 🇸🇮 771 85 14ms 16 Nov 2023 765th bizy-coder 771 85 14ms 24 Nov 2023 765th bzijlema 🇳🇱 771 85 14ms 28 Nov 2023 765th quimey 771 85 14ms 30 Nov 2023 765th AlephSquirrel 771 85 16ms 21 Jan 2024 765th mathisfun271 771 85 33ms 2 Feb 2024 765th fourth-bit 771 85 14ms 14 Mar 2024 765th Bulmenisaurus 771 85 13ms 1 Jul 2024 765th jipsong 🇩🇪 771 85 14ms 25 Jul 2024 765th davecame 771 85 14ms 18 Sep 2024 765th ryyyn 🇺🇸 771 85 13ms 7 Jan 2025 765th bricknellj 771 85 13ms 19 Jan 2025 765th 4atj 771 85 14ms 30 Jun 2025 765th dirckvdende 771 85 14ms 7 Jul 2025 765th KapelMeister 771 85 17ms 30 Aug 2025 765th ahmetdemirag 🇨🇾 771 85 31ms 1 Oct 2025 765th CommandLeo 🇮🇹 771 85 13ms 23 Nov 2025 765th HPWiz 🇳🇿 771 85 13ms 26 Nov 2025 765th Languag3 771 85 13ms 20 days ago 765th blaztoma 🇱🇹 771 85 13ms 18 days ago 765th Lv0Sys 🇵🇱 771 85 14ms 17 days ago 799th MeWhenI 🇻🇦 769 49 41ms 25 Dec 2023 799th GrayJoKing 🇦🇺 769 49 37ms 26 Dec 2023 First Prev 721–800 of 1,435 Next Last