The Calendar hole will go live in approximately 7 days. Why not try and solve it ahead of time?
Quine in Python 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 718th AstroOrbis 861 36 10ms 29 Jun 2025 722nd doge1338 838 37 9ms 15 Dec 2020 722nd JamesTadleyGreen 838 37 10ms 11 Apr 2024 724th kypi 816 38 9ms 18 Feb 2020 724th tphLatte 816 38 9ms 3 Jul 2024 726th zbreit 🇺🇸 795 39 9ms 18 Aug 2021 726th WojDob 🇵🇱 795 39 8ms 18 Nov 2021 728th ashwinvis 775 40 9ms 18 Apr 2020 728th iannisdezwart 🇳🇱 775 40 9ms 21 Jun 2021 728th scottwday 🇨🇦 775 40 9ms 23 Nov 2021 728th AGoyet 775 40 10ms 16 Jul 2022 728th 6lr61 775 40 9ms 2 Dec 2022 728th davecame 775 40 9ms 8 Sep 2023 734th andrew3600 756 41 9ms 20 Aug 2018 734th AndersH3 🇸🇪 756 41 9ms 17 May 2023 734th Zhenyu-Bo 756 41 9ms 1 Aug 2025 737th wirewolf010 738 42 9ms 4 Jan 2022 737th mdnestor 738 42 9ms 24 Dec 2022 737th jacobly0 🇺🇸 738 42 10ms 14 Aug 2023 737th snyderek 🇺🇸 738 42 9ms 2 Dec 2024 737th smilesformiles3 738 42 9ms 14 Jun 2025 742nd lenabradley 721 43 9ms 27 Oct 2019 742nd CaseyHackerMan 721 43 9ms 18 May 2021 742nd chethus 721 43 9ms 28 Dec 2022 742nd r-benson 🇬🇧 721 43 9ms 1 Feb 2023 746th TetroVolt 705 44 9ms 11 Sep 2018 746th ConorOBrien-Foxx 705 44 9ms 3 Mar 2019 746th betaveros 705 44 9ms 30 Nov 2022 749th zuparnowa 689 45 9ms 28 Jan 2019 749th mrnomm 689 45 8ms 30 Oct 2020 749th HelloGravity 689 45 10ms 30 Oct 2020 749th rvdnieuwendijk 🇳🇱 689 45 9ms 2 Nov 2020 749th forlack 689 45 9ms 10 Nov 2021 749th dillon-duncando 689 45 10ms 20 Nov 2021 749th TrentGlimp 689 45 9ms 3 Sep 2022 749th boboquack 689 45 9ms 18 Nov 2023 749th sacredeux 689 45 9ms 2 Aug 2024 749th Europe2048 689 45 9ms 2 Sep 2024 749th Unknownuserfrommars 689 45 9ms 5 Aug 2025 749th ApoChagi 689 45 9ms 25 Oct 2025 761st KrausRaus 🇺🇸 674 46 9ms 20 Dec 2020 761st Omega65536 🇩🇪 674 46 9ms 6 Jan 2021 761st Indivicivet 674 46 9ms 23 Mar 2021 761st Tess2662 674 46 9ms 26 Aug 2022 761st galloj 🇨🇿 674 46 9ms 1 Sep 2022 766th Artemis21 🇬🇧 660 47 9ms 21 Dec 2024 767th two-bad 🇬🇧 646 48 9ms 5 Dec 2021 767th Dominoscompute 646 48 9ms 18 Jul 2022 769th ludwig-n 633 49 9ms 10 Nov 2019 769th egelmex 633 49 9ms 17 Apr 2020 769th louisbosqui 633 49 9ms 28 Dec 2020 769th olligobber 🇦🇺 633 49 9ms 10 Apr 2021 769th mbittner20 633 49 9ms 18 Feb 2023 769th NickTheEASDude 🇺🇸 633 49 9ms 12 Oct 2023 769th elgan65536 633 49 9ms 15 Nov 2023 769th epic-programmer-guy 633 49 11ms 10 Dec 2023 769th plainoldcheese 🇦🇶 633 49 9ms 17 Jan 2024 769th VictorStenvers 🇳🇱 633 49 9ms 26 Jun 2024 769th EnisEfe0 633 49 9ms 18 May 2025 780th Sticky-Bits 620 50 9ms 23 Apr 2019 780th ai-fischer 620 50 9ms 2 Oct 2021 780th jb-lopez 🇺🇸 620 50 9ms 7 Nov 2021 780th artisiole 🇺🇸 620 50 9ms 4 Mar 2022 780th Trunksistor 🇫🇷 620 50 9ms 15 Apr 2022 780th Itnug 620 50 10ms 18 Jul 2023 780th tobeannouncd 620 50 9ms 19 Sep 2023 780th Terobero 620 50 9ms 7 Sep 2024 780th cros107 🇦🇺 620 50 28ms 12 Nov 2025 789th ToE42 608 51 10ms 28 May 2025 790th elisherer 🇮🇱 596 52 9ms 28 Mar 2019 790th jtaxen 596 52 9ms 1 Apr 2019 790th lowlighter 596 52 10ms 30 Oct 2020 790th confy 596 52 9ms 19 Nov 2020 790th ForkKILLET 🇨🇳 596 52 9ms 18 Feb 2021 790th HaiPaul 596 52 9ms 31 May 2023 790th olleicua 🇺🇸 596 52 10ms 15 Jan 2024 797th milliorn 585 53 9ms 11 Feb 2020 797th Pandapip1 585 53 9ms 10 Feb 2021 797th Msleizak 🇫🇷 585 53 9ms 15 Nov 2022 800th ANDREYDEN 574 54 9ms 21 Jan 2019 First Prev 721–800 of 881 Next Last