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 788th Voltrifrodec 🇸🇰 642 67 9ms 22 Apr 2025 788th muser-logiccpu 🇺🇦 642 67 33ms 20 Aug 2025 788th jumpingtj 642 67 17ms 24 days ago 804th jotslo 🇬🇧 632 68 10ms 11 Jul 2019 804th Stealth-py 632 68 17ms 11 Jul 2019 804th puzzleninja 632 68 18ms 18 Jul 2019 804th TrAyZeN 632 68 11ms 23 Aug 2019 804th devRND-ess 632 68 10ms 30 Apr 2020 804th cslecrone 632 68 21ms 10 Dec 2020 804th wrhm 632 68 11ms 12 Dec 2020 804th orifu 632 68 18ms 16 Mar 2021 804th Andrey135296 632 68 10ms 3 Jan 2022 804th tterem 632 68 23ms 7 Jun 2022 804th andrewgopher 632 68 10ms 25 Jun 2022 804th dtaylor0 632 68 11ms 19 Nov 2022 804th rm-rf-innocence 632 68 12ms 19 Dec 2023 804th andrewl64 632 68 10ms 18 Jan 2024 804th JesseNoEyes 🇺🇸 632 68 10ms 25 Sep 2024 804th JunkIce 632 68 17ms 9 Oct 2024 804th alemelis 632 68 14ms 16 Oct 2024 804th Siri-chan 632 68 18ms 8 Jan 2025 804th osNiko 🇧🇷 632 68 11ms 22 Jul 2025 804th morphthesworph 632 68 10ms 22 Jan 2026 824th msrawson 623 69 11ms 21 Dec 2018 824th Faweks1 623 69 10ms 19 Mar 2019 824th joshvd 623 69 10ms 31 Aug 2019 824th ElterZ 623 69 11ms 3 Dec 2019 824th Megamoff 623 69 10ms 20 Feb 2020 824th EManLava 623 69 10ms 8 May 2020 824th OliverWales 623 69 20ms 5 Nov 2020 824th logancammish2 623 69 19ms 5 Feb 2021 824th timchu 623 69 11ms 4 Mar 2021 824th shagunsingh30 623 69 16ms 2 Apr 2022 824th mosabhai77 623 69 11ms 2 Apr 2022 824th Schmitz48 623 69 12ms 6 May 2022 824th EthanGrant1 623 69 10ms 23 May 2022 824th elkayyem 623 69 18ms 25 May 2022 824th ms-tingliang 623 69 10ms 5 Aug 2022 824th docd 623 69 10ms 8 Aug 2022 824th shreyasminocha 623 69 14ms 20 Sep 2022 824th knyghty 623 69 15ms 17 Feb 2024 824th julian-hoelz 623 69 10ms 21 Sep 2024 824th gthayden23 623 69 12ms 5 Oct 2024 824th Rambso 623 69 20ms 10 Oct 2024 824th rustykitty 🇺🇸 623 69 10ms 2 May 2025 824th gsprochette 623 69 16ms 22 Aug 2025 847th SimonPeatman 614 70 15ms 29 Dec 2018 847th ZASebastian 614 70 11ms 4 Jul 2019 847th luttermann 614 70 10ms 11 Aug 2019 847th pavi2410 614 70 19ms 26 Aug 2020 847th valgardg 🇮🇸 614 70 18ms 9 Aug 2021 847th KiaraGrouwstra 614 70 10ms 18 Aug 2021 847th velociburner 614 70 19ms 30 Oct 2021 847th raketexyz 614 70 19ms 29 Dec 2021 847th WilliamKeating 614 70 19ms 21 Jan 2022 847th brochmann 🇸🇪 614 70 19ms 6 Feb 2022 847th kmcomer 614 70 10ms 22 Feb 2022 847th trag1c 🇵🇱 614 70 19ms 11 Apr 2022 847th Trunksistor 🇫🇷 614 70 13ms 20 Apr 2022 847th Mortis66666 614 70 16ms 3 Jun 2022 847th chmltn 614 70 10ms 28 Jan 2023 847th FusionAtom360 614 70 9ms 28 Sep 2024 847th FernSchoenberg 614 70 18ms 16 Oct 2024 847th Adupadu1234 614 70 17ms 30 Oct 2024 847th Pimveha 614 70 10ms 12 Nov 2024 847th yupiel 614 70 15ms 8 Jan 2025 847th 0dyse 614 70 14ms 29 Apr 2025 847th XenThe 🇬🇧 614 70 9ms 6 Nov 2025 869th RyanRogan 606 71 12ms 10 Sep 2019 869th 130N35 606 71 9ms 22 Jan 2020 869th mcdowell95 606 71 11ms 31 Mar 2020 869th sroehl 606 71 11ms 25 Jun 2020 869th ejerrard 606 71 10ms 27 Aug 2020 869th lucasvanmol 606 71 19ms 9 Sep 2020 869th Brianzhengca 606 71 12ms 1 Feb 2021 869th thomashastings 606 71 10ms 15 Apr 2021 869th Nibamot 606 71 11ms 22 Dec 2021 869th DominicFrei 606 71 18ms 13 Apr 2022 869th Lemonz-13223 606 71 10ms 5 May 2022 869th aid-f 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