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 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 647th j-zhang43 694 62 15ms 16 Nov 2025 647th Matter1024 🇮🇳 694 62 16ms 3 hours ago 678th omgardner 683 63 10ms 25 Apr 2019 678th DrKristoff 683 63 9ms 22 May 2019 678th dcure73 683 63 10ms 7 Jun 2019 678th adesanjo 683 63 16ms 8 Jun 2019 678th chris-robo 683 63 10ms 8 Apr 2020 678th richard-oelze 🇩🇪 683 63 10ms 16 Nov 2020 678th Miles-1000 🇬🇧 683 63 25ms 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 badboj40 683 63 15ms 27 Dec 2022 678th hm5822 683 63 16ms 22 Apr 2023 678th Legiatron 683 63 13ms 28 Apr 2023 678th salvatore-abello 683 63 9ms 5 Sep 2024 678th Shorter-Than-Short 683 63 16ms 18 Nov 2024 678th croc54 683 63 9ms 11 Jan 2025 678th psaban 683 63 10ms 12 Jan 2025 678th taesungh 683 63 16ms 7 Jun 2025 678th Hyperoplex145 683 63 10ms 13 days ago 697th NoliHyd 672 64 17ms 27 Feb 2019 697th oparisblue 672 64 9ms 24 Mar 2019 697th zdzc 672 64 17ms 23 Apr 2019 697th rgskinnerhpe 672 64 9ms 18 Jun 2019 697th KiwiKoder0123 672 64 9ms 23 Jun 2019 697th kenballus 672 64 16ms 13 Nov 2019 697th anominos 672 64 15ms 12 Dec 2019 697th ADV1K 🇮🇳 672 64 15ms 20 Feb 2020 697th j21marshall 672 64 33ms 7 Aug 2020 697th JeromeSchweitzer 672 64 16ms 7 Sep 2020 697th garrisonhh 672 64 9ms 20 Nov 2020 697th Pena86 672 64 9ms 19 Feb 2021 697th bsoyka 🇺🇸 672 64 10ms 9 Jan 2022 697th TheoKeller1 672 64 16ms 11 Jun 2023 697th jackkav 672 64 15ms 10 Jul 2023 697th StHagel 672 64 9ms 13 Jul 2023 697th bac0id 672 64 17ms 19 Sep 2023 697th Yareeeema 672 64 9ms 11 Oct 2023 697th Very-Nerdy-Human 672 64 10ms 12 Jan 2024 697th CyberTapir 672 64 17ms 28 Aug 2024 697th glassala 672 64 9ms 26 Oct 2024 697th OyuDays 672 64 9ms 17 Mar 2025 697th martindotexe 🇳🇴 672 64 15ms 22 Apr 2025 697th EnisEfe0 672 64 16ms 18 May 2025 721st zuparnowa 662 65 15ms 25 Jan 2019 721st ishields1 662 65 9ms 16 Feb 2019 721st usnheckler 662 65 11ms 8 Jun 2019 721st henrytranter 662 65 15ms 20 Sep 2019 721st quincifer 662 65 9ms 15 Nov 2019 721st sjao14 662 65 15ms 2 Jan 2020 721st luftj 662 65 9ms 24 Apr 2020 721st TheYMI 662 65 36ms 19 May 2020 721st GameChaos 662 65 16ms 3 Sep 2020 721st tomh1012 662 65 17ms 30 Oct 2020 721st ispahr 662 65 9ms 12 Jan 2021 721st oplxy 662 65 16ms 29 Mar 2021 721st dgambit 662 65 15ms 6 Apr 2021 721st Niklas212 662 65 9ms 9 Aug 2021 721st olavaga 662 65 10ms 8 Dec 2021 721st mhenion8293 🇺🇸 662 65 16ms 13 Jan 2022 721st kyleclaassen 662 65 16ms 9 Feb 2022 721st KieranZimmer 662 65 9ms 12 Mar 2022 721st Ailko 🇧🇪 662 65 34ms 6 May 2022 721st james-downey 662 65 10ms 14 Jul 2022 721st GulgDev 662 65 18ms 21 Mar 2023 721st camieac 🇬🇧 662 65 9ms 12 Jul 2023 721st celiendonze 🇨🇭 662 65 17ms 15 Aug 2023 721st IoLimmer 662 65 9ms 1 Jul 2024 721st heabr12 662 65 9ms 6 Sep 2024 721st 6t41m0ct5 662 65 9ms 3 Nov 2024 721st lokeshllkumar 662 65 15ms 26 Sep 2025 721st yukii1004 662 65 16ms 27 Sep 2025 749th bkshrader 652 66 10ms 27 Dec 2018 749th correcthorsebatterystaple 652 66 11ms 24 Mar 2019 First Prev 676–750 of 1,105 Next Last