The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Day of Week in all languages 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 226th Steffan153 🇫🇮 932 63 419ms 9 Aug 2024 226th sean-niemann 🇺🇸 932 63 397ms 22 Aug 2024 226th pardouin 🇫🇷 932 63 431ms 21 Sep 2024 226th edsrzf 🇳🇿 932 63 426ms 12 Nov 2024 226th Yax42 🇫🇷 932 63 393ms 30 Nov 2024 226th tomtheisen 🇺🇸 932 63 408ms 10 Feb 2025 226th fuzzylojik-golf 🇺🇸 932 63 411ms 23 May 2025 226th stefangimmillaro 932 63 411ms 18 Jun 2025 226th tomh1012 932 63 387ms 28 Aug 2025 226th CaedenHarper 🇨🇦 932 63 410ms 17 Oct 2025 226th EvilFonti 932 63 432ms 12 Nov 2025 252nd sisyphus-ppcg 🇦🇺 927 47 5ms 17 Apr 2023 252nd Lydxn 🇨🇦 927 47 5ms 17 Apr 2023 252nd primo-ppcg 🇹🇭 927 47 5ms 17 Apr 2023 252nd stefangimmillaro 927 47 5ms 28 Apr 2023 252nd xsot 🇸🇬 927 47 5ms 10 Apr 2024 252nd Steffan153 🇫🇮 927 47 5ms 20 Jul 2024 252nd sean-niemann 🇺🇸 927 47 5ms 21 Jul 2024 252nd fuzzylojik-golf 🇺🇸 927 47 6ms 27 May 2025 252nd targrik 927 47 5ms 19 Jun 2025 252nd edsrzf 🇳🇿 927 47 6ms 20 Jul 2025 262nd ovs-code 🇩🇪 921 38 70ms 16 Apr 2023 262nd Steffan153 🇫🇮 921 38 78ms 16 Apr 2023 262nd Lydxn 🇨🇦 921 38 76ms 17 Apr 2023 262nd sean-niemann 🇺🇸 921 38 73ms 17 Apr 2023 262nd Alessandro-Balconi 🇮🇹 921 38 75ms 18 Apr 2023 262nd sisyphus-ppcg 🇦🇺 921 38 76ms 21 Apr 2023 262nd DialFrost 🇸🇬 921 38 70ms 20 Oct 2023 262nd snoozingnewt 🇨🇦 921 38 76ms 21 Oct 2023 262nd uttumuttu 🇫🇮 921 38 76ms 22 Dec 2023 262nd rboath 921 38 72ms 11 Dec 2024 262nd adgh 🇬🇧 921 38 73ms 11 Dec 2024 262nd EthanSansom 921 38 73ms 17 Oct 2025 274th ovs-code 🇩🇪 919 81 373ms 16 Jan 2024 274th Lydxn 🇨🇦 919 81 362ms 16 Jan 2024 274th Steffan153 🇫🇮 919 81 377ms 16 Jan 2024 274th kg583 🇺🇸 919 81 389ms 19 Jan 2024 274th bizy-coder 919 81 382ms 20 Jan 2024 274th SirBogman 🇺🇸 919 81 356ms 20 Jan 2024 274th JayXon 🇺🇸 919 81 351ms 21 Jan 2024 274th m-tkach 🇺🇦 919 81 351ms 21 Jan 2024 274th AlephSquirrel 919 81 378ms 22 Jan 2024 274th xsot 🇸🇬 919 81 377ms 25 Jan 2024 274th GrayJoKing 🇦🇺 919 81 372ms 1 Feb 2024 274th lynn 919 81 365ms 17 Feb 2024 274th Shanethegamer 🇺🇸 919 81 341ms 4 Mar 2024 274th pardouin 🇫🇷 919 81 369ms 21 Jun 2024 274th MeWhenI 🇻🇦 919 81 393ms 13 Jul 2024 274th CaedenHarper 🇨🇦 919 81 366ms 23 Aug 2024 274th b-illy 🇬🇧 919 81 390ms 7 Sep 2024 274th emgordon154 919 81 451ms 29 Sep 2024 274th sean-niemann 🇺🇸 919 81 383ms 27 Dec 2024 274th GolfingSuccess 🇬🇷 919 81 371ms 30 Dec 2024 274th fuzzylojik-golf 🇺🇸 919 81 419ms 17 Jun 2025 274th duckyluuk 🇳🇱 919 81 474ms 9 Jul 2025 296th rifatx 918 64 426ms 9 Jul 2024 297th edsrzf 🇳🇿 918 80 457ms 24 Sep 2025 297th sean-niemann 🇺🇸 918 80 555ms 24 Sep 2025 297th JayXon 🇺🇸 918 80 472ms 24 Sep 2025 297th nwellnhof 🇩🇪 918 80 480ms 25 Sep 2025 297th namelessiw 918 80 484ms 2 Oct 2025 297th DialFrost 🇸🇬 918 80 381ms 2 Oct 2025 297th Yewzir 🇧🇪 918 80 482ms 2 Oct 2025 297th Yax42 🇫🇷 918 80 814ms 4 Oct 2025 297th stefangimmillaro 918 80 602ms 6 Oct 2025 297th EvilFonti 918 80 431ms 18 Nov 2025 297th h3ra993huskp 🇯🇵 918 80 455ms 21 days ago 297th ScottHamper 918 80 491ms 21 days ago 297th snoozingnewt 🇨🇦 918 80 361ms 6 days ago 310th FlorianCassayre 🇫🇷 918 89 13ms 24 Sep 2023 311th Alex-x90 🇺🇸 915 93 2ms 16 Apr 2023 311th nwellnhof 🇩🇪 915 93 2ms 17 Apr 2023 311th inventshah 915 93 2ms 13 May 2023 311th Lydxn 🇨🇦 915 93 2ms 13 May 2023 311th JayXon 🇺🇸 915 93 2ms 14 May 2023 311th ovs-code 🇩🇪 915 93 2ms 24 Aug 2023 311th rhdqor213 915 93 2ms 18 Sep 2023 311th JohandeRuiter 🇳🇱 915 93 3ms 28 Nov 2023 311th KasperKivimaeki 🇫🇮 915 93 3ms 21 Dec 2023 311th Steffan153 🇫🇮 915 93 2ms 10 Aug 2024 First Prev 241–320 of 1,437 Next Last