The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
Quine 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 464th UladzimirSukharukau 959 25 36ms 15 Sep 2021 464th ozefe 🇹🇷 959 25 35ms 28 Oct 2021 464th SirBogman 🇺🇸 959 25 34ms 19 Nov 2021 464th akshatj27 🇦🇶 959 25 35ms 11 Jan 2022 464th fitzdotlol 🇺🇸 959 25 35ms 21 Mar 2022 464th anter69 🇭🇺 959 25 33ms 1 Apr 2022 464th Super-Pizza 🇨🇦 959 25 39ms 6 Apr 2022 464th voytxt 🇨🇿 959 25 35ms 20 May 2022 464th stefangimmillaro 959 25 36ms 21 May 2022 464th solmyr2000 959 25 35ms 12 Jun 2022 464th shinh 959 25 35ms 28 Jun 2022 464th michael-pruglo 🇺🇦 959 25 35ms 6 Jul 2022 464th jared-hughes 959 25 37ms 10 Sep 2022 464th Steffan153 🇫🇮 959 25 35ms 23 Oct 2022 464th Shanethegamer 🇺🇸 959 25 35ms 25 Oct 2022 464th 4hg 🇺🇸 959 25 36ms 9 Nov 2022 464th antimon2 🇯🇵 959 25 32ms 12 Nov 2022 464th DaCuteRaccoon 959 25 35ms 1 Dec 2022 464th neel11235813 959 25 34ms 23 Mar 2023 464th janbehrens 🇩🇪 959 25 37ms 16 May 2023 464th nwellnhof 🇩🇪 959 25 36ms 17 May 2023 464th weliveinhell 🇭🇹 959 25 36ms 26 Sep 2023 464th olleicua 🇺🇸 959 25 35ms 11 Jan 2024 464th dokutan 959 25 35ms 5 Jul 2024 464th LostSyntax21 🇬🇧 959 25 35ms 21 Aug 2024 464th FlyingPenguin223 959 25 35ms 18 Sep 2024 464th error256 959 25 35ms 17 Jan 2025 464th Lv0Sys 🇵🇱 959 25 33ms 8 Jun 2025 464th Just4FunCoder 959 25 35ms 18 Jun 2025 464th RYSF13 🇨🇳 959 25 37ms 2 Nov 2025 464th JOrE20 🇺🇸 959 25 38ms 9 Nov 2025 464th GrayJoKing 🇦🇺 959 25 34ms 3 hours ago 464th Natanaelel 🇸🇪 959 25 38ms 2 hours ago 464th sean-niemann 🇺🇸 959 25 36ms 2 hours ago 464th m-tkach 🇺🇦 959 25 34ms 76 mins ago 516th CatsAreFluffy 959 38 2ms 2 Jan 2023 517th JRaspass 🇬🇧 958 21 2ms 3 Jan 2018 517th teebee 958 21 3ms 5 Feb 2018 517th thospel 958 21 3ms 28 Mar 2018 517th primo-ppcg 🇹🇭 958 21 2ms 3 Dec 2018 517th somebody1234 958 21 2ms 5 Dec 2018 517th prplz 🇦🇺 958 21 2ms 20 Mar 2019 517th retrohun 958 21 2ms 15 May 2019 517th TFeld00 🇩🇰 958 21 2ms 7 Aug 2019 517th AkashTandon167 958 21 2ms 15 Oct 2019 517th o0lit3 🇺🇸 958 21 2ms 19 Sep 2020 517th Lydxn 🇨🇦 958 21 2ms 6 Oct 2020 517th GrayJoKing 🇦🇺 958 21 3ms 20 Oct 2020 517th sisyphus-ppcg 🇦🇺 958 21 3ms 10 Dec 2020 517th BBoehm 🇩🇪 958 21 3ms 10 Feb 2021 517th lynn 958 21 2ms 3 Apr 2021 517th JayXon 🇺🇸 958 21 2ms 16 May 2021 517th Natanaelel 🇸🇪 958 21 2ms 28 May 2021 517th mokymok 🇺🇸 958 21 2ms 16 Jun 2021 517th kurkale6ka 958 21 2ms 15 Jul 2021 517th MeWhenI 🇻🇦 958 21 2ms 19 Jul 2021 517th sean-niemann 🇺🇸 958 21 2ms 23 Aug 2021 517th m-tkach 🇺🇦 958 21 2ms 27 Aug 2021 517th theunofficialcoder 958 21 3ms 1 Sep 2021 517th tegenton 958 21 2ms 4 Oct 2021 517th nwellnhof 🇩🇪 958 21 2ms 2 Nov 2021 517th janbehrens 🇩🇪 958 21 2ms 8 Dec 2021 517th SirBogman 🇺🇸 958 21 2ms 15 Dec 2021 517th scpchicken 🇵🇼 958 21 2ms 16 Jan 2022 517th varhammer 🇷🇺 958 21 2ms 31 Jan 2022 517th Super-Pizza 🇨🇦 958 21 2ms 6 Apr 2022 517th voytxt 🇨🇿 958 21 2ms 20 May 2022 517th shinh 958 21 2ms 28 Jun 2022 517th saito-ta 🇯🇵 958 21 2ms 28 Jun 2022 517th michael-pruglo 🇺🇦 958 21 2ms 6 Jul 2022 517th Steffan153 🇫🇮 958 21 3ms 23 Sep 2022 517th DialFrost 🇸🇬 958 21 3ms 8 Nov 2022 517th andersk 🇺🇸 958 21 3ms 23 Nov 2022 517th trist224 🇫🇷 958 21 2ms 28 Nov 2022 517th emirps 958 21 2ms 8 Feb 2023 517th neel11235813 958 21 2ms 23 Mar 2023 517th Yewzir 🇧🇪 958 21 2ms 25 May 2023 517th klixel 🇨🇦 958 21 2ms 5 Jun 2023 517th ovs-code 🇩🇪 958 21 2ms 3 Oct 2023 517th byronknoll 🇺🇸 958 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