The Calendar hole will go live in approximately 4 hours. 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 ArkScript 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 ArkScript 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 228th fuzzylojik-golf 🇺🇸 924 66 452ms 7 Sep 2025 228th CornerMercury 🇬🇧 924 66 410ms 14 days ago 243rd klixel 🇨🇦 923 71 13ms 16 May 2023 243rd yzhs 🇩🇪 923 71 13ms 22 Jun 2023 243rd FortuiteMan 🇫🇷 923 71 14ms 4 Aug 2023 243rd anter69 🇭🇺 923 71 21ms 15 Mar 2024 243rd RJFuller 923 71 33ms 19 Mar 2024 243rd neel11235813 923 71 14ms 28 Mar 2024 243rd leon-w 923 71 13ms 24 Jul 2024 243rd plcc0 923 71 14ms 9 Mar 2025 243rd albanian-laundromat 923 71 14ms 28 Jun 2025 243rd luuumine 🇫🇷 923 71 21ms 25 Nov 2025 253rd ovs-code 🇩🇪 921 38 70ms 16 Apr 2023 253rd Steffan153 🇫🇮 921 38 78ms 16 Apr 2023 253rd Lydxn 🇨🇦 921 38 76ms 17 Apr 2023 253rd sean-niemann 🇺🇸 921 38 73ms 17 Apr 2023 253rd Alessandro-Balconi 🇮🇹 921 38 75ms 18 Apr 2023 253rd sisyphus-ppcg 🇦🇺 921 38 76ms 21 Apr 2023 253rd DialFrost 🇸🇬 921 38 70ms 20 Oct 2023 253rd snoozingnewt 🇨🇦 921 38 76ms 21 Oct 2023 253rd uttumuttu 🇫🇮 921 38 76ms 22 Dec 2023 253rd rboath 921 38 72ms 11 Dec 2024 253rd adgh 🇬🇧 921 38 73ms 11 Dec 2024 253rd EthanSansom 921 38 73ms 17 Oct 2025 265th rifatx 918 64 419ms 9 Jul 2024 266th edsrzf 🇳🇿 918 80 457ms 24 Sep 2025 266th sean-niemann 🇺🇸 918 80 555ms 24 Sep 2025 266th JayXon 🇺🇸 918 80 472ms 24 Sep 2025 266th nwellnhof 🇩🇪 918 80 480ms 25 Sep 2025 266th namelessiw 918 80 484ms 2 Oct 2025 266th DialFrost 🇸🇬 918 80 381ms 2 Oct 2025 266th Yewzir 🇧🇪 918 80 482ms 2 Oct 2025 266th Yax42 🇫🇷 918 80 814ms 4 Oct 2025 266th stefangimmillaro 918 80 602ms 6 Oct 2025 266th EvilFonti 918 80 431ms 18 Nov 2025 266th h3ra993huskp 🇯🇵 918 80 455ms 30 Nov 2025 266th ScottHamper 918 80 491ms 30 Nov 2025 266th snoozingnewt 🇨🇦 918 80 361ms 16 days ago 279th Alex-x90 🇺🇸 915 93 2ms 16 Apr 2023 279th nwellnhof 🇩🇪 915 93 2ms 17 Apr 2023 279th inventshah 915 93 2ms 13 May 2023 279th Lydxn 🇨🇦 915 93 2ms 13 May 2023 279th JayXon 🇺🇸 915 93 2ms 14 May 2023 279th ovs-code 🇩🇪 915 93 2ms 24 Aug 2023 279th rhdqor213 915 93 2ms 18 Sep 2023 279th JohandeRuiter 🇳🇱 915 93 2ms 28 Nov 2023 279th KasperKivimaeki 🇫🇮 915 93 3ms 21 Dec 2023 279th Steffan153 🇫🇮 915 93 2ms 10 Aug 2024 279th xsot 🇸🇬 915 93 3ms 10 Aug 2024 279th sean-niemann 🇺🇸 915 93 3ms 10 Aug 2024 291st Steffan153 🇫🇮 911 48 3ms 17 Apr 2023 291st clockworknazo 911 48 4ms 18 Apr 2023 291st primo-ppcg 🇹🇭 911 48 3ms 21 Apr 2023 291st sean-niemann 🇺🇸 911 48 3ms 21 Apr 2023 291st sisyphus-ppcg 🇦🇺 911 48 4ms 24 Apr 2023 291st Lydxn 🇨🇦 911 48 3ms 2 May 2023 291st xsot 🇸🇬 911 48 3ms 19 May 2023 291st MeWhenI 🇻🇦 911 48 3ms 26 May 2023 291st ovs-code 🇩🇪 911 48 3ms 15 Aug 2023 291st retrohun 911 48 4ms 29 Jun 2024 291st DialFrost 🇸🇬 911 48 3ms 22 Dec 2024 291st Salutations45 911 48 2ms 7 Oct 2025 303rd Yewzir 🇧🇪 910 67 507ms 24 Feb 2024 303rd duckyluuk 🇳🇱 910 67 390ms 9 Jul 2025 303rd snoozingnewt 🇨🇦 910 67 463ms 21 Nov 2025 303rd Babafaba 910 67 419ms 26 Nov 2025 307th jmerle 🇳🇱 910 72 13ms 15 Jun 2023 307th Artemis21 🇬🇧 910 72 13ms 3 Jan 2025 309th itsh01 910 74 51ms 8 Aug 2023 309th apokryfos 910 74 50ms 21 Aug 2023 309th predyy 910 74 57ms 25 Aug 2023 309th rgthree 910 74 54ms 6 Sep 2023 309th Florian-Mt 910 74 50ms 24 Sep 2023 309th iCyuba 910 74 53ms 25 Oct 2023 309th erikgaal 910 74 54ms 5 Jan 2024 309th thisishowmymindworks 🇳🇴 910 74 53ms 14 Jun 2024 309th dokutan 910 74 52ms 4 Aug 2024 309th Salutations45 910 74 54ms 13 Nov 2024 309th dylanarmstrong 910 74 55ms 19 Dec 2024 309th emgordon154 910 74 57ms 8 May 2025 First Prev 241–320 of 1,440 Next Last