12 Days of Christmas in JavaScript in chars. 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 Chars Time Submitted 226th Nuottajarvi 426 512 10ms 10 Aug 2018 226th bitnimble 426 512 10ms 21 Oct 2021 226th iczelia 🇩🇪 426 512 10ms 11 days ago 229th ian-odonnell 425 513 9ms 12 Mar 2018 229th i-machine 425 513 9ms 28 Aug 2020 229th wansacis 🇩🇪 425 513 11ms 11 Nov 2021 232nd avartanii 423 515 9ms 17 Jan 2021 232nd E2dgar 423 515 8ms 29 Jan 2022 232nd gajdosp2 423 515 9ms 27 Jun 2022 235th TheRandomTroll 422 516 9ms 20 Oct 2020 235th taredding 422 516 9ms 6 Oct 2021 237th adoxography 422 517 9ms 30 Mar 2018 237th exortech 422 517 8ms 22 May 2021 237th tuxillator 422 517 9ms 13 May 2024 240th shaunjc 421 518 9ms 11 Jun 2021 240th adamnielson42 🇺🇸 421 518 9ms 30 May 2023 240th VegaQ8 421 518 10ms 8 Mar 2024 243rd MFogleman 420 519 10ms 8 Jul 2020 243rd RegularSalamander 420 519 12ms 29 Jan 2022 243rd n3uromanc3r 420 519 10ms 3 Dec 2024 246th t1mp4 419 520 9ms 18 Aug 2023 246th gazhay 419 520 10ms 2 Jan 2025 248th TheDarkThatBarks 418 522 9ms 28 Jan 2024 248th MyXoToD 🇩🇪 418 522 9ms 5 May 2025 250th JackWorman 417 523 9ms 11 Aug 2019 251st fortuno01 416 524 9ms 15 Apr 2020 251st farberbrodsky 416 524 9ms 3 Aug 2020 253rd Ivraj 415 525 9ms 9 Aug 2021 253rd jorbDehmel 🇺🇸 415 525 9ms 15 Apr 2023 255th joakim-ronning 414 526 10ms 23 May 2023 255th Ephellon 414 526 9ms 16 Dec 2023 257th d-capponi 🇦🇷 414 527 8ms 29 Apr 2021 257th winstonyli 414 527 9ms 10 Oct 2021 257th auribuo 414 527 9ms 27 days ago 260th WilleyOhana 413 528 10ms 14 Jan 2022 261st Alucard0x1 411 530 9ms 15 Jul 2025 262nd meenie 411 531 9ms 1 Jan 2021 262nd nick4333 411 531 9ms 10 Apr 2024 264th jakethakur 410 532 10ms 30 Mar 2018 264th JeanmarieJackman 410 532 9ms 17 Oct 2023 266th julianbenegas 409 533 11ms 10 May 2020 266th Pandapip1 409 533 9ms 20 Nov 2020 266th Weston49 409 533 9ms 11 Dec 2022 266th Nemikolh 🇫🇷 409 533 10ms 5 Aug 2025 270th msbranicky 408 534 9ms 8 Sep 2023 271st Florian-Mt 407 535 8ms 12 Jul 2024 272nd kwoisphiosm 407 536 9ms 12 May 2021 273rd mickeyMouse1108 406 537 9ms 31 Jul 2021 274th JustinDowty 405 538 10ms 12 Jun 2020 274th MichaelDarr 405 538 9ms 17 Apr 2024 276th kraftwerk28 404 539 9ms 28 Aug 2020 276th berenteb 🇭🇺 404 539 9ms 11 Dec 2020 278th adicuco 403 541 10ms 17 Jan 2020 279th KevinLaux 401 543 9ms 4 Dec 2022 279th Alexander-Garcia 401 543 9ms 5 Dec 2023 281st tonyOreglia 401 544 9ms 5 Oct 2021 282nd ltdroy 400 545 10ms 9 Dec 2023 283rd shb9019 399 546 9ms 10 Mar 2020 283rd dbkirk4211 399 546 8ms 3 May 2024 285th Jimmy-b36 396 551 9ms 2 Nov 2022 286th Crysp 395 552 10ms 12 Feb 2020 287th benjamin-wunder 394 553 9ms 13 Nov 2022 288th macknive 394 554 9ms 10 Mar 2022 289th heigertd 392 556 9ms 27 May 2020 290th McErer 391 557 9ms 11 Jan 2019 290th Kibble 391 557 9ms 5 Oct 2020 292nd Pablo-No 389 560 9ms 14 Jul 2020 293rd con-cs 389 561 9ms 22 Oct 2021 294th Intevel 🇩🇪 385 566 12ms 27 Jun 2023 295th B3none 384 567 9ms 6 Oct 2022 296th ozkxr 384 568 9ms 27 Apr 2020 297th Bishwajit2u 383 569 10ms 16 Sep 2021 298th kenny14231 382 570 9ms 5 Aug 2022 299th mishojan 382 571 10ms 5 Nov 2020 300th omgmog 380 573 10ms 8 Aug 2022 First Prev 226–300 of 397 Next Last