The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
Leyland Numbers in Python 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 79th jatloe 886 70 11ms 28 Jan 2024 82nd schachmattmatt 873 71 9ms 2 Oct 2021 83rd elgan65536 861 72 10ms 31 Mar 2024 84th P-Quentin 🇫🇷 849 73 11ms 3 Aug 2022 84th NerdyMcNerd42 849 73 9ms 27 Oct 2022 86th andersk 🇺🇸 838 74 10ms 6 Oct 2020 86th 77Tigers 838 74 14ms 28 Feb 2021 86th xnor-gate 838 74 9ms 27 Mar 2021 86th inventshah 838 74 9ms 16 Apr 2021 86th pascscha 838 74 13ms 14 May 2021 86th sisyphus-ppcg 🇦🇺 838 74 11ms 15 Jun 2021 86th HPWiz 🇳🇿 838 74 10ms 2 Jul 2021 86th jared-hughes 838 74 10ms 17 Oct 2021 86th lynn 838 74 9ms 18 May 2022 86th OllieBoyne 🇬🇧 838 74 10ms 21 Jul 2022 86th bricknellj 838 74 12ms 22 Jul 2022 86th andre-lameirinhas 🇵🇹 838 74 10ms 26 Jul 2022 86th 051 🇸🇬 838 74 9ms 19 Aug 2022 86th Eilonlif 🇮🇱 838 74 9ms 9 Sep 2022 86th suwat513 838 74 10ms 21 Sep 2022 86th za3k 838 74 10ms 11 Oct 2022 86th zacjl 838 74 10ms 16 Nov 2022 86th thehylian 838 74 9ms 6 Jan 2023 86th AlephSquirrel 838 74 10ms 17 Jan 2023 86th bizy-coder 838 74 9ms 30 Jan 2023 86th aksyristos 838 74 13ms 6 Feb 2023 86th quimey 838 74 9ms 7 Mar 2023 86th PeterTillema 🇳🇱 838 74 11ms 4 Apr 2023 86th Fracture17 838 74 11ms 8 Apr 2023 86th fourth-bit 838 74 10ms 25 Jun 2023 86th Rubiksmath 838 74 9ms 27 Jul 2023 86th StefanHabel 🇨🇦 838 74 10ms 12 Oct 2023 86th bzijlema 🇳🇱 838 74 10ms 29 Nov 2023 86th 5cw 🇺🇸 838 74 10ms 25 Dec 2023 86th thatbirdguythatuknownot 838 74 9ms 27 Jan 2024 86th RobertHoeh 838 74 10ms 7 Mar 2024 86th thienudomsrirungruang 838 74 9ms 16 Apr 2024 86th rollershutter 838 74 9ms 12 Jun 2024 86th stertooy 🇧🇪 838 74 13ms 12 Jun 2024 86th Bulmenisaurus 838 74 9ms 1 Jul 2024 86th ahmetdemirag 🇨🇾 838 74 9ms 16 Jul 2024 86th alemelis 838 74 14ms 15 Sep 2024 86th Troon 838 74 10ms 24 Feb 2025 86th ryyyn 🇺🇸 838 74 10ms 20 May 2025 86th 4atj 838 74 10ms 30 Jun 2025 86th Flekay 🇩🇪 838 74 14ms 11 Jul 2025 86th BREMAUCY 🇫🇷 838 74 10ms 22 Jul 2025 86th blaztoma 🇱🇹 838 74 10ms 31 Oct 2025 86th sunleonid 838 74 10ms 25 days ago 86th FortuiteMan 🇫🇷 838 74 15ms 25 days ago 86th solisolu 838 74 10ms 20 days ago 132nd vezzick 827 75 12ms 8 Mar 2021 132nd jascotm 827 75 9ms 15 Apr 2021 132nd RYNO8 827 75 9ms 2 Sep 2021 132nd andrewjc2000 827 75 10ms 13 Mar 2025 136th scpchicken 🇵🇼 816 76 9ms 27 Mar 2022 136th inverseLorentz 🇦🇺 816 76 9ms 11 Mar 2024 138th yuriy-chervinka 805 77 10ms 30 Mar 2021 138th Fishron 805 77 13ms 19 Oct 2021 138th fredrik-bakke 🇳🇴 805 77 9ms 2 Oct 2022 138th b10011 🇫🇮 805 77 9ms 16 Jan 2023 138th edsrzf 🇳🇿 805 77 9ms 13 Apr 2025 143rd itiievskyi 🇺🇦 795 78 14ms 28 Jul 2020 143rd bastienvoirin 🇫🇷 795 78 9ms 30 Nov 2020 143rd RDShah 795 78 9ms 15 Apr 2021 143rd hellwue 795 78 10ms 25 Feb 2022 143rd CedricGebistorf 795 78 11ms 12 Mar 2022 143rd MaxElf999 795 78 10ms 23 Sep 2022 143rd randolchance 795 78 10ms 5 Mar 2023 143rd tobeannouncd 795 78 10ms 19 Sep 2023 143rd logvp 795 78 9ms 27 Dec 2023 143rd croc54 795 78 10ms 28 Nov 2024 153rd rak1507 🇬🇧 785 79 9ms 31 Dec 2020 153rd hiddicop 🇸🇪 785 79 9ms 29 Jan 2021 153rd kops-cg 785 79 9ms 6 Apr 2021 153rd Frowny 785 79 10ms 11 Nov 2021 153rd janbehrens 🇩🇪 785 79 10ms 17 Jun 2023 153rd tobyLovick 785 79 9ms 26 Dec 2023 153rd NickTheEASDude 🇺🇸 785 79 10ms 29 Jan 2024 160th TobyBoyne 🇬🇧 775 80 10ms 31 Dec 2020 First Prev 81–160 of 379 Next Last
