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12 Days of Christmas 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 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 Erlang 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 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 Erlang 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 149th lewdev 🇺🇸 851 483 9ms 12 Feb 2023 149th SiddharthShyniben 851 483 12ms 1 Dec 2024 153rd matiasbontempo 849 484 9ms 9 Sep 2022 153rd Quadruplay 849 484 8ms 20 Dec 2024 155th gunnermanx 847 485 9ms 25 Jan 2019 155th chloeching-amino 847 485 9ms 24 May 2020 155th revlayle 🇺🇸 847 485 11ms 16 Feb 2021 155th CubeyTheCube 847 485 9ms 9 Aug 2022 159th fitzdotlol 🇺🇸 846 486 9ms 20 Mar 2022 159th Larento 846 486 9ms 14 Oct 2023 161st NatNgs 844 487 10ms 8 Jan 2020 161st KaeruCT 844 487 9ms 2 Dec 2020 161st mcculloughjchris 844 487 12ms 31 Oct 2022 161st madex 🇩🇪 844 487 9ms 19 Dec 2024 165th dzshn 842 488 9ms 14 Apr 2021 165th vlad-ushakov 842 488 10ms 22 Mar 2023 167th josh18994 839 490 10ms 8 Dec 2021 167th non-bin 839 490 12ms 27 Jun 2025 169th 21Joakim 837 491 9ms 30 Mar 2021 169th maxpelic 🇺🇸 837 491 9ms 8 Jul 2022 169th acollett89 837 491 11ms 18 Jun 2025 172nd gnlow 🇰🇷 835 492 9ms 17 Apr 2020 173rd KY246 830 495 9ms 12 Jun 2021 173rd liamstrilchuk 830 495 9ms 10 Sep 2021 173rd vjohannesb 830 495 9ms 23 Dec 2023 176th oitio 829 496 10ms 10 Feb 2020 176th alcoholick-dev 829 496 9ms 26 Apr 2021 176th CutOffFrequency 829 496 9ms 31 Oct 2022 176th Lv0Sys 🇵🇱 829 496 9ms 29 May 2025 180th Michiocre 827 497 9ms 20 Feb 2024 180th tcql 🇺🇸 827 497 9ms 21 Apr 2024 182nd modellking 825 498 9ms 3 Jun 2020 183rd leon-w 824 499 9ms 12 Oct 2018 183rd vang1ong7ang 824 499 9ms 28 Oct 2021 183rd unfinishedprogram 824 499 10ms 12 Dec 2023 186th adam-chalmers 822 500 10ms 5 Oct 2024 187th igmcdowell 820 501 9ms 3 Jan 2022 188th apokryfos 819 502 12ms 4 Aug 2023 189th bac0id 817 503 9ms 26 Jun 2024 190th skps2010 815 504 10ms 2 Jan 2019 190th EricUmakoshi 815 504 11ms 31 Aug 2024 190th deancureton 815 504 8ms 30 Dec 2024 193rd MJKWoolnough 814 505 9ms 10 Aug 2022 193rd JRaspass 🇬🇧 814 505 10ms 11 Oct 2022 193rd eranws 814 505 9ms 23 Oct 2022 193rd Yewzir 🇧🇪 814 505 12ms 17 Apr 2023 193rd marcus-gomes-v 🇧🇷 814 505 10ms 23 Feb 2025 198th OmegaB0t 812 506 12ms 5 Dec 2019 198th dijs 812 506 9ms 8 Dec 2019 198th BloodStormKnight 812 506 10ms 16 Oct 2022 198th dev-Thae 812 506 8ms 6 Nov 2023 198th kydogia 812 506 9ms 28 Mar 2024 203rd TRexOnGit 811 507 9ms 15 Jan 2024 204th chris-munn 809 508 9ms 30 Nov 2023 204th 4very 809 508 10ms 9 Jun 2025 206th matthewproskils 807 509 9ms 8 Sep 2020 206th ShiraJoseph 🇺🇸 807 509 11ms 21 Jul 2023 208th boxjelly 806 510 10ms 13 Feb 2021 208th aaronze 🇦🇺 806 510 9ms 24 Apr 2021 208th DialFrost 🇸🇬 806 510 9ms 24 Jan 2023 211th konpikwastaken 804 511 9ms 6 Sep 2021 211th ricardonunesdev 804 511 10ms 24 Nov 2023 211th TheDongle 804 511 11ms 30 Apr 2024 214th Nuottajarvi 803 512 10ms 10 Aug 2018 214th bitnimble 803 512 10ms 21 Oct 2021 214th iczelia 🇩🇪 803 512 10ms 16 days ago 217th ian-odonnell 801 513 9ms 12 Mar 2018 217th i-machine 801 513 9ms 28 Aug 2020 217th wansacis 🇩🇪 801 513 11ms 11 Nov 2021 220th avartanii 798 515 9ms 17 Jan 2021 220th E2dgar 798 515 8ms 29 Jan 2022 220th gajdosp2 798 515 9ms 27 Jun 2022 223rd TheRandomTroll 797 516 9ms 20 Oct 2020 223rd taredding 797 516 9ms 6 Oct 2021 225th adoxography 795 517 9ms 30 Mar 2018 First Prev 151–225 of 398 Next Last
