Leap Years 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 617th Alex-Huggett 🇬🇧 705 61 24ms 13 Apr 2024 617th ceeb9 705 61 10ms 20 May 2024 617th AdamMorris377 705 61 16ms 31 Jul 2024 617th tperr 705 61 10ms 29 Sep 2024 617th Europe2048 705 61 10ms 18 Oct 2024 617th jastrzumb 705 61 17ms 4 Jan 2025 647th jarrodcolburn 694 62 10ms 17 Jan 2019 647th nkansal96 694 62 13ms 21 May 2019 647th Oscujic 694 62 10ms 11 Nov 2019 647th scrappedsoda 694 62 9ms 28 Nov 2019 647th david-wiles6 694 62 9ms 22 Jan 2020 647th theonlytruemathnerd 694 62 9ms 2 Feb 2020 647th robertDurst 694 62 16ms 25 Feb 2020 647th reedwilemon 694 62 9ms 4 Jun 2020 647th hjcafaroUC 694 62 9ms 28 Jul 2020 647th Dazza314 🇬🇧 694 62 9ms 1 Nov 2020 647th GnotAGnelf 694 62 10ms 24 Nov 2020 647th Timevdo 694 62 17ms 9 Mar 2021 647th AIn0n 694 62 10ms 19 Aug 2021 647th MLPdiscord 694 62 10ms 6 Jan 2022 647th AdamHe17 694 62 16ms 31 May 2022 647th r-benson 🇬🇧 694 62 15ms 1 Feb 2023 647th PotatoSaladOverlord 694 62 10ms 14 Mar 2023 647th lomarbrick 694 62 10ms 17 May 2023 647th YoungjuneKwon 694 62 9ms 13 Jul 2023 647th Eugen-str 694 62 10ms 1 Nov 2023 647th RaBa21 🇭🇺 694 62 16ms 12 Nov 2023 647th Zach10za 694 62 16ms 23 Jan 2024 647th ArenaGrenade 694 62 17ms 19 Feb 2024 647th profJGermain 694 62 10ms 8 Mar 2024 647th Puperger 694 62 16ms 20 Jun 2024 647th Loag 694 62 9ms 7 Sep 2024 647th ziselsberger 694 62 11ms 8 Oct 2024 647th lhulinsky 694 62 9ms 21 Oct 2024 647th Artemis21 🇬🇧 694 62 16ms 24 Jan 2025 647th WillowWispy 694 62 10ms 17 Mar 2025 647th j-zhang43 694 62 17ms 16 Nov 2025 678th omgardner 683 63 9ms 25 Apr 2019 678th DrKristoff 683 63 11ms 22 May 2019 678th dcure73 683 63 10ms 7 Jun 2019 678th adesanjo 683 63 16ms 8 Jun 2019 678th chris-robo 683 63 9ms 8 Apr 2020 678th richard-oelze 🇩🇪 683 63 9ms 16 Nov 2020 678th Miles-1000 🇬🇧 683 63 23ms 14 Mar 2021 678th bbakersmith 683 63 16ms 25 Jul 2021 678th constant-stranger 683 63 12ms 9 Feb 2022 678th Eilonlif 🇮🇱 683 63 16ms 21 Sep 2022 678th P-Quentin 🇫🇷 683 63 10ms 5 Oct 2022 678th badboj40 683 63 16ms 27 Dec 2022 678th emirps 683 63 17ms 24 Feb 2023 678th hm5822 683 63 17ms 22 Apr 2023 678th Legiatron 683 63 13ms 28 Apr 2023 678th salvatore-abello 683 63 10ms 5 Sep 2024 678th Shorter-Than-Short 683 63 18ms 18 Nov 2024 678th croc54 683 63 10ms 11 Jan 2025 678th psaban 683 63 10ms 12 Jan 2025 678th taesungh 683 63 17ms 7 Jun 2025 678th Hyperoplex145 683 63 10ms 3 Dec 2025 699th NoliHyd 672 64 15ms 27 Feb 2019 699th oparisblue 672 64 9ms 24 Mar 2019 699th zdzc 672 64 16ms 23 Apr 2019 699th rgskinnerhpe 672 64 9ms 18 Jun 2019 699th KiwiKoder0123 672 64 10ms 23 Jun 2019 699th kenballus 672 64 16ms 13 Nov 2019 699th anominos 672 64 17ms 12 Dec 2019 699th ADV1K 🇮🇳 672 64 16ms 20 Feb 2020 699th j21marshall 672 64 32ms 7 Aug 2020 699th JeromeSchweitzer 672 64 17ms 7 Sep 2020 699th garrisonhh 672 64 10ms 20 Nov 2020 699th Pena86 672 64 9ms 19 Feb 2021 699th enbyte 672 64 10ms 10 Oct 2021 699th bsoyka 🇺🇸 672 64 10ms 9 Jan 2022 699th TheoKeller1 672 64 17ms 11 Jun 2023 699th jackkav 672 64 17ms 10 Jul 2023 699th StHagel 672 64 9ms 13 Jul 2023 699th bac0id 672 64 17ms 19 Sep 2023 699th Yareeeema 672 64 10ms 11 Oct 2023 699th gussy420 672 64 16ms 26 Oct 2023 699th Very-Nerdy-Human 672 64 10ms 12 Jan 2024 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