Leap Years in JavaScript in chars. 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 Chars Time Submitted 387th Palladium02 695 59 12ms 26 May 2025 402nd ciaranmag 683 60 10ms 25 Jan 2019 402nd TTWNO 683 60 11ms 8 Apr 2019 402nd islonely 683 60 10ms 26 Apr 2019 402nd florton 683 60 13ms 19 Mar 2021 402nd peculiarination 683 60 9ms 30 Apr 2021 402nd baby-steve 683 60 12ms 5 May 2021 402nd BillyBobFry 683 60 10ms 22 Oct 2021 402nd gurglemurgle5 683 60 10ms 15 Feb 2022 402nd mayrop 683 60 10ms 4 Nov 2022 402nd janleigh 🇵🇭 683 60 12ms 23 Sep 2023 402nd xShadowBlade 683 60 11ms 19 May 2024 413th Pandapip1 672 61 10ms 11 Feb 2021 413th evalPenny 🇰🇷 672 61 9ms 6 Jul 2021 413th scottjones4k 672 61 9ms 5 Jul 2022 416th ptforness 661 62 9ms 1 Jan 2023 417th vidmantasa 651 63 10ms 23 Sep 2021 417th jamespeilunli 651 63 9ms 20 Mar 2022 417th adamnielson42 🇺🇸 651 63 12ms 24 Apr 2023 417th notesz5 651 63 10ms 5 Sep 2023 417th Voltrifrodec 🇸🇰 651 63 9ms 23 Apr 2025 417th MyXoToD 🇩🇪 651 63 9ms 20 May 2025 423rd TrAyZeN 641 64 10ms 19 Aug 2019 423rd yencis 641 64 10ms 18 Feb 2020 423rd ahorihan 641 64 12ms 3 Aug 2022 423rd Dddatt 641 64 9ms 22 Jan 2025 427th shreyasminocha 631 65 10ms 2 Aug 2020 427th lucipas 631 65 9ms 10 May 2024 429th effin 621 66 9ms 10 May 2019 429th MaartenStaa 621 66 9ms 5 Jan 2020 429th Designer023 621 66 9ms 8 Feb 2020 429th JustinDowty 621 66 10ms 12 Jun 2020 429th SebassNoob 621 66 10ms 5 Aug 2025 434th jonot-cyber 612 67 10ms 16 Jun 2019 434th WilleyOhana 612 67 10ms 26 Feb 2021 434th davyboyhayes 612 67 10ms 24 Jan 2023 437th tadeokondrak 603 68 11ms 22 Feb 2019 437th OmegaB0t 603 68 9ms 5 Dec 2019 439th marekMin 594 69 11ms 11 Jun 2019 439th jayanwar 594 69 10ms 5 Nov 2019 441st null-tangent 586 70 10ms 3 Aug 2022 441st ShepardToTheStars 586 70 11ms 5 Jan 2024 443rd squadb3 562 73 9ms 11 Oct 2019 443rd ABoxAlt 562 73 12ms 16 Nov 2023 445th tickct 554 74 11ms 12 Sep 2019 445th Scoutboy06 554 74 9ms 9 Dec 2019 445th James-revans 554 74 10ms 30 Dec 2019 445th AlexOgn 554 74 12ms 26 Dec 2020 445th E2dgar 554 74 10ms 31 Jan 2022 445th aneurin-h 554 74 9ms 15 Nov 2022 445th dpb4 554 74 11ms 27 Feb 2024 445th tik25 554 74 9ms 28 Mar 2024 453rd Bejofo 547 75 10ms 17 Mar 2021 453rd dukeaccent 🇫🇮 547 75 10ms 29 Nov 2022 455th Hyperoplex145 539 76 9ms 3 Dec 2025 456th joedia 526 78 9ms 2 Jan 2021 457th ershadi-sayuri 519 79 12ms 14 Jan 2022 458th Randomness74 513 80 9ms 14 Mar 2020 459th Sixaintnine 506 81 10ms 20 Feb 2020 460th Havock94 500 82 9ms 14 Aug 2019 461st RoscoeDaWah 🇬🇧 494 83 11ms 13 Feb 2022 461st AshishAntil07 494 83 13ms 10 Oct 2022 463rd dbkirk4211 471 87 10ms 4 May 2024 464th ThePyProgrammer 461 89 9ms 15 Dec 2021 465th DanSmelly 436 94 11ms 1 May 2020 466th heigertd 410 100 10ms 30 Dec 2019 467th NoneTheFewer 402 102 9ms 14 days ago 468th nico-bachner 387 106 9ms 5 Dec 2020 468th Pyro569 387 106 10ms 3 Nov 2023 470th gdickison 369 111 9ms 21 Dec 2018 471st hacker19374 353 116 10ms 8 Mar 2023 471st kevinnaviapaiva 353 116 9ms 6 Mar 2025 473rd ialap206 301 136 10ms 17 Jun 2023 474th icottambbc 253 162 12ms 18 Nov 2020 475th seanleken 199 206 11ms 7 Oct 2019 476th JRaspass 🇬🇧 56 736 9ms 7 Jul 2020 477th KatieLG-Transpiler 🇬🇧 56 738 9ms 23 Jun 2022 478th retrohun 46 883 10ms 21 Dec 2018 478th mokymok 🇺🇸 46 883 8ms 10 Nov 2021 First Prev 401–479 of 479