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 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 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 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 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 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 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 226th adoxography 795 517 9ms 30 Mar 2018 226th exortech 795 517 8ms 22 May 2021 226th tuxillator 795 517 9ms 13 May 2024 229th shaunjc 793 518 9ms 11 Jun 2021 229th adamnielson42 🇺🇸 793 518 9ms 30 May 2023 229th VegaQ8 793 518 10ms 8 Mar 2024 232nd MFogleman 792 519 10ms 8 Jul 2020 232nd RegularSalamander 792 519 12ms 29 Jan 2022 232nd n3uromanc3r 792 519 10ms 3 Dec 2024 235th t1mp4 790 520 9ms 18 Aug 2023 235th gazhay 790 520 10ms 2 Jan 2025 237th TheDarkThatBarks 787 522 9ms 28 Jan 2024 237th MyXoToD 🇩🇪 787 522 9ms 5 May 2025 239th JackWorman 786 523 9ms 11 Aug 2019 240th fortuno01 784 524 9ms 15 Apr 2020 240th farberbrodsky 784 524 9ms 3 Aug 2020 242nd Ivraj 783 525 9ms 9 Aug 2021 242nd jorbDehmel 🇺🇸 783 525 9ms 15 Apr 2023 244th joakim-ronning 781 526 10ms 23 May 2023 244th Ephellon 781 526 9ms 16 Dec 2023 246th d-capponi 🇦🇷 780 527 8ms 29 Apr 2021 246th winstonyli 780 527 9ms 10 Oct 2021 246th auribuo 780 527 9ms 28 Sep 2025 249th kapott 🇳🇱 778 528 9ms 11 Jan 2021 249th WilleyOhana 778 528 10ms 14 Jan 2022 251st Alucard0x1 775 530 9ms 15 Jul 2025 252nd meenie 774 531 9ms 1 Jan 2021 252nd MathisBullinger 774 531 10ms 31 Dec 2022 252nd cyrilboyer 🇫🇷 774 531 9ms 21 Dec 2023 252nd nick4333 774 531 9ms 10 Apr 2024 256th jakethakur 773 532 10ms 30 Mar 2018 256th JeanmarieJackman 773 532 9ms 17 Oct 2023 258th julianbenegas 771 533 11ms 10 May 2020 258th Pandapip1 771 533 9ms 20 Nov 2020 258th Weston49 771 533 9ms 11 Dec 2022 258th Nemikolh 🇫🇷 771 533 10ms 5 Aug 2025 262nd msbranicky 770 534 9ms 8 Sep 2023 263rd Florian-Mt 768 535 8ms 12 Jul 2024 264th kwoisphiosm 767 536 9ms 12 May 2021 265th mickeyMouse1108 765 537 9ms 31 Jul 2021 266th JustinDowty 764 538 10ms 12 Jun 2020 266th MichaelDarr 764 538 9ms 17 Apr 2024 268th kraftwerk28 763 539 9ms 28 Aug 2020 268th berenteb 🇭🇺 763 539 9ms 11 Dec 2020 270th adicuco 760 541 10ms 17 Jan 2020 271st KevinLaux 757 543 9ms 4 Dec 2022 271st Alexander-Garcia 757 543 9ms 5 Dec 2023 273rd tonyOreglia 756 544 9ms 5 Oct 2021 274th ltdroy 754 545 10ms 9 Dec 2023 275th shb9019 753 546 9ms 10 Mar 2020 275th dbkirk4211 753 546 8ms 3 May 2024 277th Jimmy-b36 746 551 9ms 2 Nov 2022 278th Crysp 745 552 10ms 12 Feb 2020 279th benjamin-wunder 743 553 9ms 13 Nov 2022 280th macknive 742 554 9ms 10 Mar 2022 281st heigertd 739 556 9ms 27 May 2020 282nd McErer 738 557 9ms 11 Jan 2019 282nd Kibble 738 557 9ms 5 Oct 2020 284th Pablo-No 734 560 9ms 14 Jul 2020 285th con-cs 733 561 9ms 22 Oct 2021 286th Intevel 🇩🇪 726 566 12ms 27 Jun 2023 287th B3none 725 567 9ms 6 Oct 2022 288th ozkxr 724 568 9ms 27 Apr 2020 289th Bishwajit2u 722 569 10ms 16 Sep 2021 290th kenny14231 721 570 9ms 5 Aug 2022 291st mishojan 720 571 10ms 5 Nov 2020 292nd omgmog 717 573 10ms 8 Aug 2022 292nd demonischuk 717 573 9ms 10 Sep 2023 292nd BenScattergood 717 573 9ms 13 Sep 2023 295th mlwade 715 575 9ms 26 Apr 2022 295th Lxkasmehl 715 575 10ms 11 Jul 2025 297th ChesterJFGould 714 576 9ms 5 Jun 2019 298th SirHig 712 577 12ms 2 Jan 2019 298th jesseb34r 712 577 9ms 1 Dec 2022 300th pbarath 711 578 9ms 6 Jun 2021 First Prev 226–300 of 399 Next Last