The Calendar hole will go live in approximately 4 days. Why not try and solve it ahead of time?
Quine 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 531st voytxt 🇨🇿 958 21 2ms 20 May 2022 531st shinh 958 21 2ms 28 Jun 2022 531st saito-ta 🇯🇵 958 21 2ms 28 Jun 2022 531st michael-pruglo 🇺🇦 958 21 2ms 6 Jul 2022 531st Steffan153 🇫🇮 958 21 3ms 23 Sep 2022 531st DialFrost 🇸🇬 958 21 3ms 8 Nov 2022 531st andersk 🇺🇸 958 21 3ms 23 Nov 2022 531st trist224 🇫🇷 958 21 2ms 28 Nov 2022 531st emirps 958 21 2ms 8 Feb 2023 531st neel11235813 958 21 2ms 23 Mar 2023 531st Yewzir 🇧🇪 958 21 2ms 25 May 2023 531st klixel 🇨🇦 958 21 2ms 5 Jun 2023 531st ovs-code 🇩🇪 958 21 2ms 3 Oct 2023 531st byronknoll 🇺🇸 958 21 2ms 18 Jan 2024 531st pardouin 🇫🇷 958 21 2ms 19 Jul 2024 531st LostSyntax21 🇬🇧 958 21 2ms 31 Aug 2024 531st madeforlosers 958 21 2ms 20 Sep 2024 531st CaedenHarper 🇨🇦 958 21 2ms 13 Oct 2024 531st Bobracha 958 21 2ms 28 Dec 2024 531st fuzzylojik-golf 🇺🇸 958 21 2ms 1 Jun 2025 531st xsot 🇸🇬 958 21 2ms 24 Jun 2025 531st dokutan 958 21 2ms 16 Jul 2025 531st snoozingnewt 🇨🇦 958 21 3ms 12 Oct 2025 531st iczelia 🇩🇪 958 21 3ms 14 Oct 2025 531st CornerMercury 🇬🇧 958 21 3ms 19 days ago 531st yoikolover 958 21 3ms 15 days ago 587th sisyphus-ppcg 🇦🇺 957 17 84ms 8 Sep 2021 587th GrayJoKing 🇦🇺 957 17 86ms 24 Nov 2021 587th Shanethegamer 🇺🇸 957 17 83ms 24 Nov 2021 587th Lydxn 🇨🇦 957 17 85ms 24 Nov 2021 587th scpchicken 🇵🇼 957 17 88ms 6 Feb 2022 587th shellbertt 🇨🇦 957 17 87ms 27 Apr 2022 587th MeWhenI 🇻🇦 957 17 81ms 24 Nov 2022 587th sean-niemann 🇺🇸 957 17 78ms 15 Dec 2022 587th DialFrost 🇸🇬 957 17 81ms 4 Jan 2023 587th Steffan153 🇫🇮 957 17 78ms 7 Jan 2023 587th pardouin 🇫🇷 957 17 77ms 21 Aug 2024 587th snoozingnewt 🇨🇦 957 17 89ms 26 days ago 599th ovs-code 🇩🇪 954 14 3ms 13 Jul 2023 599th voytxt 🇨🇿 954 14 3ms 13 Jul 2023 599th Lydxn 🇨🇦 954 14 3ms 13 Jul 2023 599th sisyphus-ppcg 🇦🇺 954 14 3ms 14 Jul 2023 599th MeWhenI 🇻🇦 954 14 3ms 14 Jul 2023 599th Steffan153 🇫🇮 954 14 3ms 15 Jul 2023 599th m-tkach 🇺🇦 954 14 3ms 15 Jul 2023 599th GrayJoKing 🇦🇺 954 14 3ms 16 Jul 2023 599th 4hg 🇺🇸 954 14 3ms 20 Jul 2023 599th typeswitch-dev 🇵🇹 954 14 3ms 26 Jul 2023 599th AlephSquirrel 954 14 3ms 29 Jul 2023 599th DialFrost 🇸🇬 954 14 3ms 24 Aug 2023 599th neel11235813 954 14 3ms 2 Oct 2023 599th HumanoidCPU 954 14 3ms 12 May 2024 599th pardouin 🇫🇷 954 14 3ms 23 Jul 2024 599th Quirkly-Quasar1 🇺🇸 954 14 3ms 4 Dec 2024 599th CaedenHarper 🇨🇦 954 14 3ms 20 Jan 2025 599th edsrzf 🇳🇿 954 14 3ms 16 Mar 2025 599th fuzzylojik-golf 🇺🇸 954 14 4ms 5 May 2025 599th sean-niemann 🇺🇸 954 14 3ms 19 May 2025 599th JOrE-Softwares 954 14 3ms 6 Jun 2025 599th snoozingnewt 🇨🇦 954 14 3ms 31 Oct 2025 599th JOrE20 🇺🇸 954 14 3ms 7 Nov 2025 599th albanian-laundromat 954 14 3ms 18 days ago 623rd sisyphus-ppcg 🇦🇺 950 17 211ms 15 Jan 2022 623rd dcgjb 950 17 208ms 11 Jan 2024 623rd jborean93 950 17 209ms 6 May 2024 623rd IISResetMe 950 17 235ms 6 May 2024 623rd corbob 🇨🇦 950 17 222ms 6 May 2024 623rd indented-automation 950 17 235ms 7 May 2024 623rd JPRuskin 🇬🇧 950 17 220ms 7 May 2024 623rd Feniske 🇫🇷 950 17 213ms 14 May 2024 623rd MaxCastella 🇫🇷 950 17 210ms 30 May 2024 623rd sean-niemann 🇺🇸 950 17 203ms 7 Apr 2025 633rd somebody1234 948 26 5ms 23 Mar 2018 633rd thospel 948 26 5ms 15 Apr 2018 633rd stassats 948 26 5ms 28 Apr 2018 633rd cam-lambda 948 26 4ms 30 Apr 2018 633rd Deepztream 948 26 5ms 2 Sep 2018 633rd primo-ppcg 🇹🇭 948 26 5ms 19 Oct 2018 633rd prplz 🇦🇺 948 26 4ms 20 Nov 2018 633rd rambox11 948 26 4ms 30 Jan 2019 First Prev 561–640 of 5,650 Next Last
