12 Days of Christmas 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 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 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 ArkScript 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 ArkScript 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 Calendar 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 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 Bytes Time Submitted 79th iliazeus 886 464 9ms 10 Mar 2023 79th TheRealOhead 🇺🇸 886 464 9ms 29 Mar 2023 79th crammond 886 464 9ms 14 Aug 2023 79th Maznek 886 464 8ms 27 Dec 2023 79th thadeucity 886 464 9ms 23 May 2025 79th alexsave 886 464 9ms 16 Sep 2025 87th thantos 884 465 9ms 21 Feb 2018 87th m1el 884 465 10ms 28 Aug 2020 87th CaedenHarper 🇨🇦 884 465 9ms 6 Sep 2025 90th Giga-Bowser 882 466 9ms 4 Jan 2022 90th draem 882 466 9ms 31 Jul 2024 90th c-py 882 466 9ms 1 Nov 2025 90th tomh1012 882 466 9ms 3 Dec 2025 90th egertaia 882 466 10ms 9 days ago 95th Natanaelel 🇸🇪 880 467 10ms 11 Sep 2021 95th SirBogman 🇺🇸 880 467 10ms 10 Dec 2021 95th GeorgeStechman 🇬🇧 880 467 9ms 20 Sep 2022 95th DayDun 🇸🇪 880 467 10ms 19 Jan 2023 95th strattonwhisler 880 467 9ms 27 Mar 2025 95th Andrey-Plotnikov 880 467 9ms 27 Jun 2025 101st dsntzn 🇸🇰 878 468 10ms 9 Aug 2020 101st lowlighter 878 468 10ms 30 Oct 2020 101st SpareManiKatti 878 468 10ms 11 Sep 2021 101st akshatj27 🇦🇶 878 468 9ms 11 Jan 2022 101st pineapplebox 878 468 9ms 11 Feb 2022 101st Cazka 878 468 9ms 12 Feb 2022 101st BambooleanLogic 🇸🇪 878 468 9ms 19 Oct 2023 108th mintypython 876 469 8ms 19 Oct 2018 108th rexim 876 469 10ms 28 Aug 2020 108th DaCuteRaccoon 876 469 8ms 30 Nov 2022 111th alexkunin 874 470 9ms 4 Jul 2019 111th guliyevemil1 🇦🇿 874 470 9ms 20 Apr 2020 111th RedstoneTim 874 470 9ms 30 Jun 2021 111th Tejas-H5 874 470 10ms 10 Apr 2022 111th kordrun 874 470 9ms 27 Jun 2022 111th JOrE20 🇺🇸 874 470 9ms 1 Nov 2025 111th XenThe 🇬🇧 874 470 9ms 24 days ago 118th pg98 873 471 10ms 14 Mar 2018 118th hpr 873 471 9ms 12 Jun 2021 118th dylanarmstrong 873 471 9ms 3 Jan 2024 118th DialFrost 🇸🇬 873 471 10ms 6 hours ago 122nd FrederikHutfless 🇩🇪 871 472 9ms 23 Dec 2022 123rd sethimcclaine 869 473 9ms 5 Apr 2019 123rd MiffOttah 869 473 9ms 11 May 2020 123rd richard-oelze 🇩🇪 869 473 9ms 2 Dec 2020 123rd qpwoeirut 869 473 9ms 11 Oct 2025 127th jackkav 867 474 9ms 24 Jun 2018 127th ArmaanAS 867 474 9ms 4 Jul 2021 127th Protothor 867 474 9ms 8 Jun 2025 130th alexislours 865 475 9ms 5 Mar 2023 130th chartung17 865 475 9ms 1 Jan 2024 132nd hyvyys 863 476 9ms 18 Sep 2020 132nd PatrickStephansen 🇿🇦 863 476 9ms 2 Mar 2021 132nd itserasmus 863 476 9ms 25 Jan 2024 132nd Moreallure 863 476 10ms 4 May 2024 132nd hacker112 🇸🇪 863 476 9ms 17 Jun 2024 132nd daniel-michel 863 476 9ms 7 Dec 2024 132nd a6166231 🇨🇳 863 476 9ms 20 Jun 2025 139th Re-Adventures 🇮🇳 862 477 10ms 5 Oct 2020 139th zakariamouhid 862 477 9ms 18 May 2023 139th dacoconutchemist 862 477 9ms 29 May 2024 139th tomavc 862 477 9ms 23 Jun 2025 143rd dscholtz-lab49 860 478 9ms 19 May 2023 144th alasdair-greenland 858 479 10ms 12 Nov 2021 144th ollyspooner 858 479 9ms 22 Sep 2023 144th HumanoidCPU 858 479 10ms 5 May 2024 144th Ralac07 🇦🇺 858 479 11ms 18 Apr 2025 144th amazingalek 858 479 11ms 24 days ago 149th LoLoLucky 856 480 9ms 7 Dec 2020 150th anders-nom 854 481 9ms 15 Jan 2020 151st mcapodici 853 482 9ms 10 Aug 2020 151st piano-miles 853 482 9ms 12 Mar 2023 153rd itsh01 851 483 9ms 16 Mar 2022 153rd predyy 851 483 9ms 29 Jun 2022 153rd lewdev 🇺🇸 851 483 10ms 12 Feb 2023 153rd SiddharthShyniben 851 483 9ms 1 Dec 2024 157th matiasbontempo 849 484 10ms 9 Sep 2022 157th Quadruplay 849 484 9ms 20 Dec 2024 159th gunnermanx 847 485 9ms 25 Jan 2019 159th 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