The Calendar hole will go live in approximately 11 days. Why not try and solve it ahead of time?
Lucky Numbers 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 1st khvdm 1,000 54 12ms 20 Jan 2025 1st m-tkach 🇺🇦 1,000 54 13ms 24 Jan 2025 1st JayXon 🇺🇸 1,000 54 11ms 26 days ago 1st HPWiz 🇳🇿 1,000 54 12ms 25 days ago 5th Lydxn 🇨🇦 982 55 11ms 1 Mar 2022 5th ovs-code 🇩🇪 982 55 11ms 1 Mar 2022 5th xnor-gate 982 55 11ms 2 Mar 2022 5th nwellnhof 🇩🇪 982 55 11ms 10 Mar 2023 5th pardouin 🇫🇷 982 55 13ms 28 Nov 2023 5th Rubiksmath 982 55 11ms 15 Sep 2024 11th canissimia 🇦🇶 964 56 11ms 28 Feb 2022 11th btnlq 964 56 11ms 1 Mar 2022 11th lynn 964 56 11ms 1 Mar 2022 11th hallvabo 🇳🇴 964 56 11ms 28 Apr 2022 11th GrayJoKing 🇦🇺 964 56 11ms 7 Sep 2023 11th xsot 🇸🇬 964 56 11ms 8 Oct 2023 11th orthoplex 🇨🇽 964 56 18ms 2 Jun 2024 11th zacjl 964 56 11ms 20 Jan 2025 11th Seek64 🇩🇪 964 56 19ms 8 May 2025 11th ryyyn 🇺🇸 964 56 11ms 16 days ago 11th bizy-coder 964 56 11ms 9 days ago 11th Mukundan314 964 56 21ms 12 mins ago 23rd primo-ppcg 🇹🇭 947 57 11ms 1 Mar 2022 23rd prplz 🇦🇺 947 57 11ms 11 Mar 2022 23rd anter69 🇭🇺 947 57 12ms 1 Apr 2022 23rd sisyphus-ppcg 🇦🇺 947 57 10ms 25 Jul 2022 23rd Alex-x90 🇺🇸 947 57 10ms 14 Oct 2022 23rd DialFrost 🇸🇬 947 57 10ms 16 Nov 2022 23rd Steffan153 🇫🇮 947 57 11ms 16 Nov 2022 23rd bricknellj 947 57 17ms 20 Dec 2022 23rd neel11235813 947 57 11ms 16 Jan 2023 23rd scpchicken 🇵🇼 947 57 11ms 10 Mar 2023 23rd kg583 🇺🇸 947 57 11ms 10 Mar 2023 23rd sean-niemann 🇺🇸 947 57 11ms 10 Mar 2023 23rd CornerMercury 🇬🇧 947 57 18ms 24 Aug 2023 23rd ndren 947 57 17ms 25 Aug 2023 23rd inventshah 947 57 10ms 26 Sep 2023 23rd janbehrens 🇩🇪 947 57 18ms 30 Dec 2023 23rd StefanHabel 🇨🇦 947 57 19ms 13 Feb 2024 23rd 5cw 🇺🇸 947 57 12ms 11 Mar 2024 23rd CaedenHarper 🇨🇦 947 57 17ms 3 Sep 2024 23rd lifthrasiir 🇰🇷 947 57 12ms 13 Nov 2024 23rd emgordon154 947 57 12ms 18 Jan 2025 23rd duckyluuk 🇳🇱 947 57 11ms 28 Jan 2025 23rd keelimeguy 🇺🇸 947 57 17ms 1 May 2025 46th GolfingSuccess 🇬🇷 931 58 11ms 14 Aug 2022 46th MeWhenI 🇻🇦 931 58 18ms 24 Aug 2023 46th rucin93 🇵🇱 931 58 12ms 19 Jan 2024 46th BREMAUCY 🇫🇷 931 58 17ms 23 Mar 2024 46th Yewzir 🇧🇪 931 58 11ms 10 Jun 2024 46th Bulmenisaurus 931 58 10ms 18 Jul 2024 46th frankgraziano 931 58 11ms 30 Apr 2025 46th KasperKivimaeki 🇫🇮 931 58 18ms 30 Jun 2025 46th blaztoma 🇱🇹 931 58 11ms 27 days ago 55th jared-hughes 915 59 11ms 26 Jul 2022 55th stefangimmillaro 915 59 12ms 28 Sep 2022 55th annaproxy 915 59 11ms 18 Jan 2023 55th InigoK 🇺🇸 915 59 11ms 24 Jun 2023 55th rollershutter 915 59 11ms 7 Jul 2023 55th edsrzf 🇳🇿 915 59 11ms 1 Sep 2025 61st Pyroan 900 60 11ms 18 Mar 2025 62nd aksyristos 885 61 11ms 17 Jan 2023 62nd CLOStrophobic 🇮🇹 885 61 11ms 3 Mar 2025 62nd FortuiteMan 🇫🇷 885 61 10ms 21 Jul 2025 62nd HETHAT 🇩🇿 885 61 11ms 26 Aug 2025 62nd Babafaba 885 61 12ms 2 Nov 2025 67th croc54 871 62 11ms 11 Jan 2025 68th btjones0 857 63 10ms 5 Mar 2022 68th SirBogman 🇺🇸 857 63 11ms 24 May 2022 68th Languag3 857 63 11ms 4 days ago 71st TFeld00 🇩🇰 844 64 10ms 4 Oct 2022 72nd jatloe 818 66 10ms 6 Sep 2024 73rd za3k 806 67 11ms 12 Oct 2022 74th Shanethegamer 🇺🇸 783 69 30ms 6 Sep 2024 74th snoozingnewt 🇨🇦 783 69 26ms 15 Oct 2025 76th thehylian 771 70 36ms 2 Jan 2023 77th Frowny 761 71 11ms 1 Mar 2022 77th Eilonlif 🇮🇱 761 71 114ms 12 Mar 2023 79th bob-th 750 72 12ms 2 Aug 2024 80th NewDefectus 🇮🇱 740 73 57ms 29 Apr 2022 1–80 of 248 Next Last