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 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 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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 225th adamnielson42 🇺🇸 793 518 30 May 2023 225th VegaQ8 793 518 8 Mar 2024 228th MFogleman 792 519 8 Jul 2020 228th RegularSalamander 792 519 29 Jan 2022 228th n3uromanc3r 792 519 3 Dec 2024 231st t1mp4 790 520 18 Aug 2023 231st gazhay 790 520 2 Jan 2025 233rd TheDarkThatBarks 787 522 28 Jan 2024 233rd MyXoToD 🇩🇪 787 522 5 May 2025 235th JackWorman 786 523 11 Aug 2019 236th fortuno01 784 524 15 Apr 2020 236th farberbrodsky 784 524 3 Aug 2020 238th Ivraj 783 525 9 Aug 2021 238th jorbDehmel 🇺🇸 783 525 15 Apr 2023 240th joakim-ronning 781 526 23 May 2023 240th Ephellon 781 526 16 Dec 2023 242nd d-capponi 🇦🇷 780 527 29 Apr 2021 242nd winstonyli 780 527 10 Oct 2021 244th kapott 🇳🇱 778 528 11 Jan 2021 244th WilleyOhana 778 528 14 Jan 2022 246th Alucard0x1 775 530 15 Jul 2025 247th meenie 774 531 1 Jan 2021 247th MathisBullinger 774 531 31 Dec 2022 247th cyrilboyer 🇫🇷 774 531 21 Dec 2023 247th nick4333 774 531 10 Apr 2024 251st jakethakur 773 532 30 Mar 2018 251st JeanmarieJackman 773 532 17 Oct 2023 253rd julianbenegas 771 533 10 May 2020 253rd Pandapip1 771 533 20 Nov 2020 253rd Weston49 771 533 11 Dec 2022 253rd Nemikolh 771 533 5 Aug 2025 257th msbranicky 770 534 8 Sep 2023 258th Florian-Mt 768 535 12 Jul 2024 259th kwoisphiosm 767 536 12 May 2021 260th mickeyMouse1108 765 537 31 Jul 2021 261st JustinDowty 764 538 12 Jun 2020 261st MichaelDarr 764 538 17 Apr 2024 263rd kraftwerk28 763 539 28 Aug 2020 263rd berenteb 🇭🇺 763 539 11 Dec 2020 265th adicuco 760 541 17 Jan 2020 266th KevinLaux 757 543 4 Dec 2022 266th Alexander-Garcia 757 543 5 Dec 2023 268th tonyOreglia 756 544 5 Oct 2021 269th ltdroy 754 545 9 Dec 2023 270th shb9019 753 546 10 Mar 2020 270th dbkirk4211 753 546 3 May 2024 272nd Jimmy-b36 746 551 2 Nov 2022 273rd Crysp 745 552 12 Feb 2020 274th benjamin-wunder 743 553 13 Nov 2022 275th macknive 742 554 10 Mar 2022 276th heigertd 739 556 27 May 2020 277th McErer 738 557 11 Jan 2019 277th Kibble 738 557 5 Oct 2020 279th Pablo-No 734 560 14 Jul 2020 280th con-cs 733 561 22 Oct 2021 281st Intevel 🇩🇪 726 566 27 Jun 2023 282nd B3none 725 567 6 Oct 2022 283rd ozkxr 724 568 27 Apr 2020 284th Bishwajit2u 722 569 16 Sep 2021 285th kenny14231 721 570 5 Aug 2022 286th mishojan 720 571 5 Nov 2020 287th omgmog 717 573 8 Aug 2022 287th demonischuk 717 573 10 Sep 2023 287th BenScattergood 717 573 13 Sep 2023 290th mlwade 715 575 26 Apr 2022 290th Lxkasmehl 715 575 11 Jul 2025 292nd ChesterJFGould 714 576 5 Jun 2019 293rd SirHig 712 577 2 Jan 2019 293rd jesseb34r 712 577 1 Dec 2022 295th pbarath 711 578 6 Jun 2021 295th strubix 711 578 7 Jun 2023 297th mukulkesh 710 579 17 Sep 2021 298th DanSmelly 709 580 30 Apr 2020 299th baidan4855 704 584 16 Dec 2017 300th NoahGysin 703 585 24 Aug 2021 Prev 226–300 of 391 Next