Leap Years in JavaScript in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Maze Medal Tally 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Maze Medal Tally 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 363rd iCyuba 695 59 15 Oct 2023 377th ciaranmag 683 60 25 Jan 2019 377th TTWNO 683 60 8 Apr 2019 377th islonely 683 60 26 Apr 2019 377th florton 683 60 19 Mar 2021 377th peculiarination 683 60 30 Apr 2021 377th baby-steve 683 60 5 May 2021 377th BillyBobFry 683 60 22 Oct 2021 377th gurglemurgle5 683 60 15 Feb 2022 377th mayrop 683 60 4 Nov 2022 377th janleigh 🇵🇭 683 60 23 Sep 2023 377th xShadowBlade 683 60 19 May 2024 388th Pandapip1 672 61 11 Feb 2021 388th evalPenny 🇰🇷 672 61 6 Jul 2021 388th scottjones4k 672 61 5 Jul 2022 391st ptforness 661 62 1 Jan 2023 392nd vidmantasa 651 63 23 Sep 2021 392nd jamespeilunli 651 63 20 Mar 2022 392nd adamnielson42 🇺🇸 651 63 24 Apr 2023 392nd notesz5 651 63 5 Sep 2023 392nd Voltrifrodec 🇸🇰 651 63 24 days ago 397th TrAyZeN 641 64 19 Aug 2019 397th yencis 641 64 18 Feb 2020 397th ahorihan 641 64 3 Aug 2022 397th snoozingnewt 🇺🇸 641 64 6 Oct 2023 397th Dddatt 641 64 22 Jan 2025 402nd shreyasminocha 631 65 2 Aug 2020 402nd lucipas 631 65 10 May 2024 404th effin 621 66 10 May 2019 404th MaartenStaa 621 66 5 Jan 2020 404th Designer023 621 66 8 Feb 2020 404th JustinDowty 621 66 12 Jun 2020 408th jonot-cyber 612 67 16 Jun 2019 408th WilleyOhana 612 67 26 Feb 2021 408th davyboyhayes 612 67 24 Jan 2023 411th tadeokondrak 603 68 22 Feb 2019 411th OmegaB0t 603 68 5 Dec 2019 413th marekMin 594 69 11 Jun 2019 413th jayanwar 594 69 5 Nov 2019 415th null-tangent 586 70 3 Aug 2022 415th ShepardToTheStars 586 70 5 Jan 2024 417th squadb3 562 73 11 Oct 2019 417th ABoxAlt 562 73 16 Nov 2023 419th tickct 554 74 12 Sep 2019 419th Scoutboy06 554 74 9 Dec 2019 419th James-revans 554 74 30 Dec 2019 419th AlexOgn 554 74 26 Dec 2020 419th E2dgar 554 74 31 Jan 2022 419th Modular-Holmes 554 74 15 Nov 2022 419th dpb4 554 74 27 Feb 2024 419th tik25 554 74 28 Mar 2024 427th Bejofo 547 75 17 Mar 2021 427th dukeaccent 🇫🇮 547 75 29 Nov 2022 429th joedia 526 78 2 Jan 2021 430th ershadi-sayuri 519 79 14 Jan 2022 431st Randomness74 513 80 14 Mar 2020 432nd Sixaintnine 506 81 20 Feb 2020 433rd Havock94 500 82 14 Aug 2019 434th RoscoeDaWah 🇬🇧 494 83 13 Feb 2022 434th AshishAntil07 494 83 10 Oct 2022 436th dbkirk4211 471 87 4 May 2024 437th ThePyProgrammer 461 89 15 Dec 2021 438th DanSmelly 436 94 1 May 2020 439th heigertd 410 100 30 Dec 2019 440th nico-bachner 387 106 5 Dec 2020 440th Pyro569 387 106 3 Nov 2023 442nd gdickison 369 111 21 Dec 2018 443rd hacker19374 353 116 8 Mar 2023 443rd kevinnaviapaiva 353 116 6 Mar 2025 445th ialap206 301 136 17 Jun 2023 446th icottambbc 253 162 18 Nov 2020 447th seanleken 199 206 7 Oct 2019 448th JRaspass 🇬🇧 56 736 7 Jul 2020 449th KatieLG-Transpiler 🇬🇧 56 738 23 Jun 2022 450th retrohun 46 883 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