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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 ArkScript 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 ><> 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 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 641st jarrodcolburn 694 62 10ms 17 Jan 2019 641st nkansal96 694 62 13ms 21 May 2019 641st Oscujic 694 62 10ms 11 Nov 2019 641st scrappedsoda 694 62 9ms 28 Nov 2019 641st david-wiles6 694 62 9ms 22 Jan 2020 641st theonlytruemathnerd 694 62 9ms 2 Feb 2020 641st robertDurst 694 62 16ms 25 Feb 2020 641st reedwilemon 694 62 9ms 4 Jun 2020 641st hjcafaroUC 694 62 9ms 28 Jul 2020 641st Dazza314 🇬🇧 694 62 9ms 1 Nov 2020 641st GnotAGnelf 694 62 10ms 24 Nov 2020 641st Timevdo 694 62 17ms 9 Mar 2021 641st AIn0n 694 62 10ms 19 Aug 2021 641st MLPdiscord 694 62 10ms 6 Jan 2022 641st AdamHe17 694 62 16ms 31 May 2022 641st r-benson 🇬🇧 694 62 15ms 1 Feb 2023 641st PotatoSaladOverlord 694 62 10ms 14 Mar 2023 641st lomarbrick 694 62 10ms 17 May 2023 641st YoungjuneKwon 694 62 9ms 13 Jul 2023 641st Eugen-str 694 62 10ms 1 Nov 2023 641st RaBa21 🇭🇺 694 62 16ms 12 Nov 2023 641st Zach10za 694 62 16ms 23 Jan 2024 641st ArenaGrenade 694 62 17ms 19 Feb 2024 641st profJGermain 694 62 10ms 8 Mar 2024 641st Puperger 694 62 16ms 20 Jun 2024 641st Loag 694 62 9ms 7 Sep 2024 641st ziselsberger 694 62 11ms 8 Oct 2024 641st lhulinsky 694 62 9ms 21 Oct 2024 641st Artemis21 🇬🇧 694 62 16ms 24 Jan 2025 641st WillowWispy 694 62 10ms 17 Mar 2025 641st j-zhang43 694 62 17ms 16 Nov 2025 641st Matter1024 🇮🇳 694 62 17ms 16 Dec 2025 673rd omgardner 683 63 9ms 25 Apr 2019 673rd DrKristoff 683 63 11ms 22 May 2019 673rd dcure73 683 63 10ms 7 Jun 2019 673rd adesanjo 683 63 16ms 8 Jun 2019 673rd chris-robo 683 63 9ms 8 Apr 2020 673rd richard-oelze 🇩🇪 683 63 9ms 16 Nov 2020 673rd Miles-1000 🇬🇧 683 63 23ms 14 Mar 2021 673rd bbakersmith 683 63 16ms 25 Jul 2021 673rd constant-stranger 683 63 12ms 9 Feb 2022 673rd Eilonlif 🇮🇱 683 63 16ms 21 Sep 2022 673rd P-Quentin 🇫🇷 683 63 10ms 5 Oct 2022 673rd badboj40 683 63 16ms 27 Dec 2022 673rd emirps 683 63 17ms 24 Feb 2023 673rd hm5822 683 63 17ms 22 Apr 2023 673rd Legiatron 683 63 13ms 28 Apr 2023 673rd salvatore-abello 683 63 10ms 5 Sep 2024 673rd Shorter-Than-Short 683 63 18ms 18 Nov 2024 673rd croc54 683 63 10ms 11 Jan 2025 673rd psaban 683 63 10ms 12 Jan 2025 673rd taesungh 683 63 17ms 7 Jun 2025 673rd Hyperoplex145 683 63 10ms 3 Dec 2025 694th NoliHyd 672 64 15ms 27 Feb 2019 694th oparisblue 672 64 9ms 24 Mar 2019 694th zdzc 672 64 16ms 23 Apr 2019 694th rgskinnerhpe 672 64 9ms 18 Jun 2019 694th KiwiKoder0123 672 64 10ms 23 Jun 2019 694th kenballus 672 64 16ms 13 Nov 2019 694th anominos 672 64 17ms 12 Dec 2019 694th ADV1K 🇮🇳 672 64 16ms 20 Feb 2020 694th j21marshall 672 64 32ms 7 Aug 2020 694th JeromeSchweitzer 672 64 17ms 7 Sep 2020 694th garrisonhh 672 64 10ms 20 Nov 2020 694th Pena86 672 64 9ms 19 Feb 2021 694th enbyte 672 64 10ms 10 Oct 2021 694th bsoyka 🇺🇸 672 64 10ms 9 Jan 2022 694th TheoKeller1 672 64 17ms 11 Jun 2023 694th jackkav 672 64 17ms 10 Jul 2023 694th StHagel 672 64 9ms 13 Jul 2023 694th bac0id 672 64 17ms 19 Sep 2023 694th Yareeeema 672 64 10ms 11 Oct 2023 694th gussy420 672 64 16ms 26 Oct 2023 694th Very-Nerdy-Human 672 64 10ms 12 Jan 2024 694th zwxzwxzwx21 672 64 16ms 30 Jan 2024 694th CyberTapir 672 64 16ms 28 Aug 2024 694th glassala 672 64 10ms 26 Oct 2024 694th OyuDays 672 64 9ms 17 Mar 2025 694th martindotexe 🇳🇴 672 64 17ms 22 Apr 2025 694th EnisEfe0 672 64 17ms 18 May 2025 First Prev 641–720 of 1,115 Next 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