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 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 74th taklam 930 43 10ms 20 May 2020 74th raphaelimahorn 930 43 10ms 4 Sep 2020 74th revlayle 🇺🇸 930 43 10ms 14 Sep 2020 74th PatrickStephansen 🇿🇦 930 43 10ms 15 Oct 2020 74th tpiechaczek 🇵🇱 930 43 9ms 24 Dec 2020 74th toubsen 🇩🇪 930 43 10ms 8 Jan 2021 74th omurakazuaki 🇯🇵 930 43 9ms 19 Feb 2021 74th lukasmoellerch 930 43 10ms 15 Mar 2021 74th MossGrass 🇺🇸 930 43 10ms 21 May 2021 74th wansacis 🇩🇪 930 43 9ms 28 Jul 2021 74th lynn 930 43 10ms 10 Sep 2021 74th alasdair-greenland 930 43 12ms 11 Nov 2021 74th emgordon154 930 43 14ms 23 Nov 2021 74th solmyr2000 930 43 10ms 8 Jun 2022 74th AlephSquirrel 930 43 14ms 18 Jul 2022 74th FlorianCassayre 🇫🇷 930 43 10ms 27 Sep 2022 74th BloodStormKnight 930 43 12ms 13 Oct 2022 74th LukeBridges 🇬🇧 930 43 10ms 17 Oct 2022 74th astonm 930 43 12ms 17 Oct 2022 74th Maznek 930 43 10ms 6 Jun 2023 74th jbt 930 43 10ms 26 Dec 2023 74th wlaud9 930 43 9ms 8 Feb 2024 74th weliveinhell 🇭🇹 930 43 10ms 23 Jul 2024 74th acollett89 930 43 10ms 12 Jun 2025 74th DayDun 🇸🇪 930 43 13ms 13 hours ago 106th rambox11 909 44 11ms 20 Dec 2018 106th skps2010 909 44 9ms 4 Jan 2019 106th obarakon 909 44 11ms 9 Jan 2019 106th elisherer 🇮🇱 909 44 10ms 28 Mar 2019 106th goldenice 909 44 12ms 4 Apr 2019 106th user189032 909 44 13ms 29 May 2019 106th marcin7Cd 909 44 9ms 13 Mar 2020 106th ondras 909 44 12ms 3 May 2020 106th daisy-lau 909 44 12ms 20 May 2020 106th efgen 909 44 10ms 12 Jun 2020 106th itsh01 909 44 13ms 15 Jul 2020 106th thisishowmymindworks 🇳🇴 909 44 11ms 20 Jul 2020 106th ToriTheChicken 909 44 10ms 21 Jul 2020 106th ehouais 909 44 9ms 23 Aug 2020 106th Athe81 909 44 15ms 30 Oct 2020 106th jn-lp 🇺🇦 909 44 11ms 1 Nov 2020 106th pandapawskat 909 44 10ms 3 Dec 2020 106th boxjelly 909 44 13ms 14 Feb 2021 106th blader0x 909 44 12ms 28 Mar 2021 106th heypwesto 🇳🇿 909 44 11ms 20 Apr 2021 106th Shanethegamer 🇺🇸 909 44 10ms 22 May 2021 106th Natanaelel 🇸🇪 909 44 10ms 1 Oct 2021 106th alex-oser 🇲🇰 909 44 12ms 5 Oct 2021 106th igmcdowell 909 44 12ms 25 Nov 2021 106th shellbertt 🇨🇦 909 44 10ms 3 Dec 2021 106th ZakkkkAttackkkk 🇵🇭 909 44 10ms 17 Dec 2021 106th fitzdotlol 🇺🇸 909 44 10ms 8 Mar 2022 106th vincens2005 🇺🇸 909 44 10ms 30 Mar 2022 106th otubby 909 44 12ms 30 Mar 2022 106th NathanGabrielson 909 44 11ms 30 Mar 2022 106th inverseLorentz 🇦🇺 909 44 13ms 28 Jun 2022 106th two-bad 🇬🇧 909 44 9ms 5 Jul 2022 106th aksyristos 909 44 12ms 28 Oct 2022 106th scpchicken 🇵🇼 909 44 9ms 22 Feb 2023 106th Kesefon 909 44 15ms 25 Apr 2023 106th dteague3989 909 44 11ms 27 May 2023 106th unfinishedprogram 909 44 9ms 4 Jul 2023 106th Davr1 🇨🇿 909 44 8ms 15 Oct 2023 106th Yewzir 🇧🇪 909 44 9ms 15 Oct 2023 106th dylanarmstrong 909 44 12ms 22 Jan 2024 106th hacker112 🇸🇪 909 44 10ms 22 Jun 2024 106th piano-miles 909 44 9ms 6 Sep 2024 106th kovdmm 909 44 10ms 13 Oct 2024 106th CaedenHarper 🇨🇦 909 44 13ms 22 Oct 2024 106th XenThe 🇬🇧 909 44 13ms 7 Jun 2025 106th olleicua 🇺🇸 909 44 11ms 13 Aug 2025 106th LordSir101 909 44 10ms 18 Aug 2025 106th Elkfoot2 909 44 12ms 10 Jan 2026 106th bac0id 909 44 9ms 27 Jan 2026 106th JOrE20 909 44 12ms 11 Feb 2026 106th FortuiteMan 🇫🇷 909 44 10ms 27 days ago 157th ANDREYDEN 889 45 14ms 12 Jan 2019 157th dee-gomma 889 45 12ms 27 Mar 2019 157th Cr3aHal0 889 45 12ms 2 Jul 2019 157th StefanTifrea 889 45 11ms 15 Jul 2020 First Prev 81–160 of 485 Next Last