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 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 Turtle Tutorial # Golfer Points Bytes Time Submitted 224th tuxillator 795 517 9ms 13 May 2024 227th shaunjc 793 518 9ms 11 Jun 2021 227th adamnielson42 🇺🇸 793 518 9ms 30 May 2023 227th VegaQ8 793 518 10ms 8 Mar 2024 230th MFogleman 792 519 10ms 8 Jul 2020 230th RegularSalamander 792 519 12ms 29 Jan 2022 230th n3uromanc3r 792 519 10ms 3 Dec 2024 233rd t1mp4 790 520 9ms 18 Aug 2023 233rd gazhay 790 520 10ms 2 Jan 2025 235th TheDarkThatBarks 787 522 9ms 28 Jan 2024 235th MyXoToD 🇩🇪 787 522 9ms 5 May 2025 237th JackWorman 786 523 9ms 11 Aug 2019 238th fortuno01 784 524 9ms 15 Apr 2020 238th farberbrodsky 784 524 9ms 3 Aug 2020 240th Ivraj 783 525 9ms 9 Aug 2021 240th jorbDehmel 🇺🇸 783 525 9ms 15 Apr 2023 242nd joakim-ronning 781 526 10ms 23 May 2023 242nd Ephellon 781 526 9ms 16 Dec 2023 244th d-capponi 🇦🇷 780 527 8ms 29 Apr 2021 244th winstonyli 780 527 9ms 10 Oct 2021 244th auribuo 780 527 9ms 26 days ago 247th kapott 🇳🇱 778 528 9ms 11 Jan 2021 247th WilleyOhana 778 528 10ms 14 Jan 2022 249th Alucard0x1 775 530 9ms 15 Jul 2025 250th meenie 774 531 9ms 1 Jan 2021 250th MathisBullinger 774 531 10ms 31 Dec 2022 250th cyrilboyer 🇫🇷 774 531 9ms 21 Dec 2023 250th nick4333 774 531 9ms 10 Apr 2024 254th jakethakur 773 532 10ms 30 Mar 2018 254th JeanmarieJackman 773 532 9ms 17 Oct 2023 256th julianbenegas 771 533 11ms 10 May 2020 256th Pandapip1 771 533 9ms 20 Nov 2020 256th Weston49 771 533 9ms 11 Dec 2022 256th Nemikolh 🇫🇷 771 533 10ms 5 Aug 2025 260th msbranicky 770 534 9ms 8 Sep 2023 261st Florian-Mt 768 535 8ms 12 Jul 2024 262nd kwoisphiosm 767 536 9ms 12 May 2021 263rd mickeyMouse1108 765 537 9ms 31 Jul 2021 264th JustinDowty 764 538 10ms 12 Jun 2020 264th MichaelDarr 764 538 9ms 17 Apr 2024 266th kraftwerk28 763 539 9ms 28 Aug 2020 266th berenteb 🇭🇺 763 539 9ms 11 Dec 2020 268th adicuco 760 541 10ms 17 Jan 2020 269th KevinLaux 757 543 9ms 4 Dec 2022 269th Alexander-Garcia 757 543 9ms 5 Dec 2023 271st tonyOreglia 756 544 9ms 5 Oct 2021 272nd ltdroy 754 545 10ms 9 Dec 2023 273rd shb9019 753 546 9ms 10 Mar 2020 273rd dbkirk4211 753 546 8ms 3 May 2024 275th Jimmy-b36 746 551 9ms 2 Nov 2022 276th Crysp 745 552 10ms 12 Feb 2020 277th benjamin-wunder 743 553 9ms 13 Nov 2022 278th macknive 742 554 9ms 10 Mar 2022 279th heigertd 739 556 9ms 27 May 2020 280th McErer 738 557 9ms 11 Jan 2019 280th Kibble 738 557 9ms 5 Oct 2020 282nd Pablo-No 734 560 9ms 14 Jul 2020 283rd con-cs 733 561 9ms 22 Oct 2021 284th Intevel 🇩🇪 726 566 12ms 27 Jun 2023 285th B3none 725 567 9ms 6 Oct 2022 286th ozkxr 724 568 9ms 27 Apr 2020 287th Bishwajit2u 722 569 10ms 16 Sep 2021 288th kenny14231 721 570 9ms 5 Aug 2022 289th mishojan 720 571 10ms 5 Nov 2020 290th omgmog 717 573 10ms 8 Aug 2022 290th demonischuk 717 573 9ms 10 Sep 2023 290th BenScattergood 717 573 9ms 13 Sep 2023 293rd mlwade 715 575 9ms 26 Apr 2022 293rd Lxkasmehl 715 575 10ms 11 Jul 2025 295th ChesterJFGould 714 576 9ms 5 Jun 2019 296th SirHig 712 577 12ms 2 Jan 2019 296th jesseb34r 712 577 9ms 1 Dec 2022 298th pbarath 711 578 9ms 6 Jun 2021 298th strubix 711 578 13ms 7 Jun 2023 300th mukulkesh 710 579 10ms 17 Sep 2021 First Prev 226–300 of 397 Next Last