Leap Years in JavaScript 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 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 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 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 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 306th gigaprofisi 🇺🇸 755 53 9ms 4 Nov 2025 322nd rowboat1 741 54 9ms 16 Feb 2019 322nd paudr 741 54 9ms 5 May 2019 322nd VFDan 741 54 10ms 22 May 2019 322nd cryosis7 741 54 9ms 20 Jun 2019 322nd fabrice404 741 54 9ms 16 Jul 2020 322nd itiievskyi 🇺🇦 741 54 10ms 5 Aug 2020 322nd i-machine 741 54 9ms 28 Aug 2020 322nd DizzyLeChuck 741 54 9ms 9 Sep 2020 322nd eecb 741 54 10ms 24 Nov 2020 322nd mrmena 🇦🇺 741 54 9ms 10 Jul 2021 322nd mobibluman 741 54 9ms 27 Aug 2021 322nd johanrosenson 741 54 10ms 8 Dec 2021 322nd kevdah 741 54 9ms 8 May 2022 322nd Ripick 741 54 10ms 13 Aug 2022 322nd msbranicky 741 54 8ms 6 Jul 2023 322nd JakeReadman 741 54 9ms 18 Jul 2024 322nd hippopotam00sehead 🇨🇦 741 54 9ms 11 Sep 2024 339th nastion 727 55 9ms 15 Jan 2019 339th pg98 727 55 10ms 4 Sep 2019 339th sage-fulcher 727 55 9ms 20 Apr 2020 339th Pablo-No 727 55 10ms 15 Jul 2020 339th sech1p 🇵🇱 727 55 9ms 29 Oct 2020 339th aaronze 🇦🇺 727 55 9ms 26 Apr 2021 339th lukalotl 727 55 9ms 24 May 2021 339th berdzi 727 55 10ms 15 Mar 2022 339th delgoodie 727 55 9ms 26 Aug 2022 339th Sora1248 🇩🇪 727 55 8ms 19 Feb 2023 339th logancammish 727 55 10ms 21 Mar 2023 339th pandaninjas 727 55 10ms 9 Aug 2023 339th yb1yb1 727 55 9ms 7 Oct 2024 352nd 7JoeEdwards 714 56 10ms 1 Aug 2019 352nd jmhowl 714 56 10ms 17 Dec 2019 352nd RonnyPumaricra 714 56 9ms 25 Nov 2020 352nd logancammish2 714 56 9ms 5 Feb 2021 352nd kayahr 714 56 9ms 18 Jun 2021 352nd RegularSalamander 714 56 9ms 29 Jan 2022 352nd TheCod-r 🇦🇶 714 56 8ms 5 Mar 2022 352nd GeorgeStechman 🇬🇧 714 56 10ms 23 May 2022 352nd Protothor 714 56 9ms 14 Jun 2025 352nd 52525rr 714 56 10ms 26 days ago 362nd jackkav 702 57 11ms 26 Dec 2018 362nd paavohuhtala 702 57 9ms 4 Jan 2020 362nd lowlighter 702 57 10ms 1 Nov 2020 362nd taimanh229 702 57 10ms 31 Dec 2020 362nd DaCuteRaccoon 702 57 9ms 21 Apr 2022 362nd Smetalo 702 57 10ms 25 Aug 2022 362nd StronkCheese 🇺🇸 702 57 9ms 27 Jan 2023 362nd AZ9tumas 702 57 10ms 11 Feb 2023 362nd 1231234md5 🇨🇳 702 57 12ms 11 Dec 2023 362nd andrewl64 702 57 9ms 18 Jan 2024 362nd nakatchi 702 57 9ms 26 Feb 2024 362nd Europe2048 702 57 9ms 27 Sep 2024 362nd TheAtrossian 702 57 9ms 5 Jan 2025 362nd madeforlosers 702 57 9ms 20 Oct 2025 376th dcure73 690 58 9ms 7 Jun 2019 376th GitaMonster 690 58 9ms 31 Aug 2020 376th josh-h-90 690 58 9ms 2 Feb 2021 376th kozgera 690 58 9ms 6 Apr 2021 376th arrudagates 690 58 9ms 24 Jun 2021 376th p-vf 🇨🇭 690 58 9ms 13 Oct 2021 376th Great-Gamer 690 58 9ms 25 Feb 2022 376th mckymsh 690 58 10ms 27 Feb 2022 376th Ploverums 690 58 9ms 28 Sep 2022 376th genius257 690 58 9ms 3 Oct 2022 376th jorbDehmel 🇺🇸 690 58 10ms 27 Feb 2023 376th InspectorBoat 690 58 10ms 25 Oct 2023 388th WIPocket 678 59 9ms 30 Dec 2018 388th blucky36 678 59 10ms 27 Feb 2019 388th wrauner 678 59 9ms 16 Aug 2019 388th Matojeje 678 59 9ms 12 Dec 2019 388th 8davidb8 678 59 10ms 10 Jun 2020 388th KaeruCT 678 59 9ms 7 Oct 2020 388th Secozzi 678 59 9ms 20 Oct 2020 388th ffflorian 678 59 9ms 23 Nov 2020 388th josephabbey 678 59 9ms 6 Apr 2022 388th bwenstar 678 59 9ms 11 Aug 2022 388th WoodStuff 🇵🇱 678 59 9ms 3 Jun 2023 388th kwilson151 678 59 9ms 7 Jul 2023 388th Yareeeema 678 59 9ms 11 Oct 2023 First Prev 321–400 of 480 Next Last