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 518th byronknoll 🇺🇸 958 21 2ms 18 Jan 2024 518th pardouin 🇫🇷 958 21 2ms 19 Jul 2024 518th LostSyntax21 🇬🇧 958 21 2ms 31 Aug 2024 518th madeforlosers 958 21 2ms 20 Sep 2024 518th CaedenHarper 🇨🇦 958 21 2ms 13 Oct 2024 518th Bobracha 958 21 2ms 28 Dec 2024 518th fuzzylojik-golf 🇺🇸 958 21 2ms 1 Jun 2025 518th xsot 🇸🇬 958 21 2ms 24 Jun 2025 518th dokutan 958 21 2ms 16 Jul 2025 518th snoozingnewt 🇨🇦 958 21 3ms 12 Oct 2025 518th iczelia 🇩🇪 958 21 3ms 14 Oct 2025 518th CornerMercury 🇬🇧 958 21 3ms 17 days ago 518th yoikolover 958 21 3ms 14 days ago 574th sisyphus-ppcg 🇦🇺 957 17 84ms 8 Sep 2021 574th GrayJoKing 🇦🇺 957 17 86ms 24 Nov 2021 574th Shanethegamer 🇺🇸 957 17 83ms 24 Nov 2021 574th Lydxn 🇨🇦 957 17 85ms 24 Nov 2021 574th scpchicken 🇵🇼 957 17 88ms 6 Feb 2022 574th shellbertt 🇨🇦 957 17 87ms 27 Apr 2022 574th MeWhenI 🇻🇦 957 17 81ms 24 Nov 2022 574th sean-niemann 🇺🇸 957 17 78ms 15 Dec 2022 574th DialFrost 🇸🇬 957 17 81ms 4 Jan 2023 574th Steffan153 🇫🇮 957 17 78ms 7 Jan 2023 574th pardouin 🇫🇷 957 17 77ms 21 Aug 2024 574th snoozingnewt 🇨🇦 957 17 89ms 25 days ago 586th ovs-code 🇩🇪 954 14 3ms 13 Jul 2023 586th voytxt 🇨🇿 954 14 3ms 13 Jul 2023 586th Lydxn 🇨🇦 954 14 3ms 13 Jul 2023 586th sisyphus-ppcg 🇦🇺 954 14 3ms 14 Jul 2023 586th MeWhenI 🇻🇦 954 14 3ms 14 Jul 2023 586th Steffan153 🇫🇮 954 14 3ms 15 Jul 2023 586th m-tkach 🇺🇦 954 14 3ms 15 Jul 2023 586th GrayJoKing 🇦🇺 954 14 3ms 16 Jul 2023 586th 4hg 🇺🇸 954 14 3ms 20 Jul 2023 586th typeswitch-dev 🇵🇹 954 14 3ms 26 Jul 2023 586th AlephSquirrel 954 14 3ms 29 Jul 2023 586th DialFrost 🇸🇬 954 14 3ms 24 Aug 2023 586th neel11235813 954 14 3ms 2 Oct 2023 586th HumanoidCPU 954 14 3ms 12 May 2024 586th pardouin 🇫🇷 954 14 3ms 23 Jul 2024 586th Quirkly-Quasar1 🇺🇸 954 14 3ms 4 Dec 2024 586th CaedenHarper 🇨🇦 954 14 3ms 20 Jan 2025 586th edsrzf 🇳🇿 954 14 3ms 16 Mar 2025 586th fuzzylojik-golf 🇺🇸 954 14 4ms 5 May 2025 586th sean-niemann 🇺🇸 954 14 3ms 19 May 2025 586th JOrE-Softwares 954 14 3ms 6 Jun 2025 586th snoozingnewt 🇨🇦 954 14 3ms 31 Oct 2025 586th JOrE20 🇺🇸 954 14 3ms 7 Nov 2025 586th albanian-laundromat 954 14 3ms 16 days ago 610th sisyphus-ppcg 🇦🇺 950 17 211ms 15 Jan 2022 610th dcgjb 950 17 208ms 11 Jan 2024 610th jborean93 950 17 209ms 6 May 2024 610th IISResetMe 950 17 235ms 6 May 2024 610th corbob 🇨🇦 950 17 222ms 6 May 2024 610th indented-automation 950 17 235ms 7 May 2024 610th JPRuskin 🇬🇧 950 17 220ms 7 May 2024 610th Feniske 🇫🇷 950 17 213ms 14 May 2024 610th MaxCastella 🇫🇷 950 17 210ms 30 May 2024 610th sean-niemann 🇺🇸 950 17 203ms 7 Apr 2025 620th somebody1234 948 26 5ms 23 Mar 2018 620th thospel 948 26 5ms 15 Apr 2018 620th stassats 948 26 5ms 28 Apr 2018 620th cam-lambda 948 26 4ms 30 Apr 2018 620th Deepztream 948 26 5ms 2 Sep 2018 620th primo-ppcg 🇹🇭 948 26 5ms 19 Oct 2018 620th prplz 🇦🇺 948 26 4ms 20 Nov 2018 620th rambox11 948 26 4ms 30 Jan 2019 620th villfa 948 26 4ms 27 May 2019 620th Lydxn 🇨🇦 948 26 5ms 18 Jun 2019 620th AgathokakologicalBit 948 26 4ms 14 Jul 2019 620th TFeld00 🇩🇰 948 26 4ms 7 Aug 2019 620th andersk 🇺🇸 948 26 4ms 19 Mar 2020 620th alexjlaberge 948 26 4ms 27 Jul 2020 620th itiievskyi 🇺🇦 948 26 4ms 19 Aug 2020 620th o0lit3 🇺🇸 948 26 5ms 2 Oct 2020 620th orthoplex 🇨🇽 948 26 5ms 4 Oct 2020 620th GrayJoKing 🇦🇺 948 26 4ms 20 Oct 2020 620th rucin93 🇵🇱 948 26 5ms 13 Nov 2020 620th sisyphus-ppcg 🇦🇺 948 26 5ms 24 Dec 2020 620th janbehrens 🇩🇪 948 26 5ms 3 Jan 2021 First Prev 561–640 of 5,603 Next Last
