Leap Years 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 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 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 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 Chars Time Submitted 471st cellobix 754 57 13ms 14 Aug 2019 471st blashley 754 57 9ms 23 Jan 2020 471st sanssaraf 754 57 9ms 4 May 2020 471st louisbosqui 754 57 9ms 28 Dec 2020 471st peculiarination 754 57 16ms 13 May 2021 471st SniperSmiley 🇺🇸 754 57 9ms 23 Jun 2021 471st danielweper 754 57 9ms 21 Oct 2021 471st b4dpxl 754 57 16ms 11 Nov 2021 471st amollberg 🇸🇪 754 57 16ms 5 Jan 2022 471st guilhem-roy 🇫🇷 754 57 15ms 28 Feb 2022 471st pyrolitic 🇮🇪 754 57 9ms 7 Apr 2022 471st twocatsinatrenchcoat 754 57 15ms 12 May 2022 471st kevdah 754 57 9ms 25 May 2022 471st p-vf 🇨🇭 754 57 9ms 8 Jul 2022 471st jaxmattfair 🇺🇸 754 57 17ms 9 Aug 2022 471st shibacho 🇯🇵 754 57 16ms 9 Sep 2022 471st Keegan-T 🇨🇦 754 57 16ms 15 Sep 2022 471st LukasFolwarczny 🇨🇿 754 57 12ms 22 Sep 2022 471st P-Quentin 🇫🇷 754 57 10ms 5 Oct 2022 471st Marthe-CC 754 57 9ms 16 Oct 2022 471st DaCuteRaccoon 754 57 9ms 12 Dec 2022 471st dteague3989 754 57 9ms 25 May 2023 471st enbyte 754 57 9ms 18 Dec 2023 471st zwxzwxzwx21 754 57 15ms 30 Jan 2024 471st JamesTadleyGreen 754 57 16ms 12 Apr 2024 471st ebeinroth 754 57 9ms 8 Aug 2024 471st martion2007 754 57 16ms 23 Sep 2024 471st nooberitess 754 57 10ms 8 Apr 2025 471st jbjd 754 57 10ms 20 May 2025 471st codewrite 🇬🇧 754 57 9ms 10 Jul 2025 471st nulzo 754 57 9ms 17 Oct 2025 471st janleigh 🇵🇭 754 57 17ms 19 Dec 2025 513th Bosenraum 741 58 15ms 3 Jan 2019 513th evanrittner 741 58 10ms 10 Feb 2019 513th StardustGogeta 741 58 16ms 1 Apr 2019 513th RobertPoienar 741 58 9ms 17 Oct 2019 513th dmoa 741 58 9ms 22 Nov 2019 513th Temmie55 741 58 10ms 22 Nov 2019 513th amishtal 741 58 13ms 2 Dec 2019 513th weberax 741 58 9ms 6 Dec 2019 513th guliyevemil1 🇦🇿 741 58 10ms 17 Apr 2020 513th rzhade3 741 58 9ms 22 May 2020 513th dyc3 741 58 9ms 1 Jul 2020 513th jakingy 741 58 12ms 8 Jul 2020 513th PiterAnnema 741 58 16ms 30 Aug 2020 513th CRHillman 741 58 10ms 13 Sep 2020 513th the-soph-ia 741 58 10ms 27 Jan 2021 513th Estuardicue 741 58 9ms 18 Feb 2021 513th jameslindesay 741 58 9ms 24 Feb 2021 513th abba23 741 58 34ms 14 Jun 2021 513th gitbedd 🇬🇧 741 58 9ms 21 Jan 2022 513th marsdeat 741 58 9ms 24 Jan 2022 513th aazuspan 741 58 9ms 3 May 2022 513th feherd 741 58 10ms 20 May 2022 513th osmith93 741 58 10ms 11 Jul 2022 513th 0-4849 741 58 20ms 30 Oct 2022 513th n0Oo0Oo0b 741 58 10ms 28 Dec 2022 513th 4ndyJ 🇬🇧 741 58 9ms 2 Feb 2023 513th TheCod-r 🇦🇶 741 58 10ms 24 Feb 2023 513th FortuiteMan 🇫🇷 741 58 24ms 10 Sep 2023 513th alex742 741 58 9ms 12 Apr 2024 513th thej10n 741 58 16ms 14 Jun 2024 513th RedzGoose 🇦🇺 741 58 9ms 9 Jul 2024 513th Dpxx 741 58 10ms 9 Aug 2024 513th EnTerr 741 58 35ms 25 Aug 2024 513th wh3n3v3r 🇨🇿 741 58 16ms 11 Nov 2024 513th agreegious 741 58 15ms 17 Nov 2024 513th anilavadhani 741 58 16ms 13 May 2025 513th cthierfelder 🇲🇨 741 58 10ms 4 Sep 2025 513th benanlam 741 58 17ms 25 Dec 2025 551st adoxography 729 59 10ms 6 Dec 2018 551st monishnene 729 59 9ms 21 Feb 2019 551st qalle2 729 59 9ms 20 Apr 2019 551st oriphi 729 59 10ms 17 Jun 2019 551st Malin001 729 59 9ms 4 Jan 2020 551st 8davidb8 729 59 9ms 11 Jun 2020 551st nwunderly 729 59 17ms 16 Jun 2020 551st drbalan 729 59 11ms 20 Jul 2020 551st asadullayev 729 59 9ms 6 Sep 2020 551st confy 729 59 10ms 28 Oct 2020 First Prev 481–560 of 1,109 Next Last