Happy Numbers 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 Binary Lambda Calculus 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 Binary Lambda Calculus 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 74th Heathcorp 🇦🇺 775 80 11ms 25 Nov 2022 74th FortuiteMan 🇫🇷 775 80 11ms 10 Oct 2024 74th TRexOnGit 775 80 9ms 2 May 2025 79th tangweikun 765 81 13ms 24 Oct 2018 79th randolchance 765 81 10ms 5 Jan 2023 79th SirFireball3521 765 81 9ms 28 Jan 2023 82nd GarboMuffin 756 82 12ms 23 Jul 2018 82nd raphaelimahorn 756 82 10ms 17 Aug 2021 82nd biocommando 🇫🇮 756 82 9ms 22 Aug 2023 82nd acollett89 756 82 9ms 4 Aug 2025 86th dee-gomma 747 83 9ms 27 Mar 2019 86th Garklein 🇨🇦 747 83 9ms 20 Feb 2022 86th trinityy-7 747 83 9ms 6 Dec 2023 89th Mazn3k 738 84 13ms 15 Mar 2023 90th piano-miles 729 85 13ms 12 Mar 2023 90th coreynash 729 85 10ms 17 Oct 2023 90th CaedenHarper 🇨🇦 729 85 10ms 31 Aug 2025 93rd alexkunin 721 86 10ms 3 Jul 2019 93rd uttumuttu 🇫🇮 721 86 10ms 4 Jan 2022 93rd lordsnek 721 86 9ms 19 Jan 2023 93rd junkondo-jp 721 86 12ms 13 May 2024 97th Chegleyev 713 87 9ms 2 Feb 2020 98th elisherer 🇮🇱 705 88 9ms 23 Dec 2019 99th jackkav 697 89 9ms 13 Apr 2018 99th moikaturns 🇬🇧 697 89 9ms 20 Oct 2022 99th codewrite 🇬🇧 697 89 10ms 30 Jun 2025 99th Andrey-Plotnikov 697 89 14ms 27 Sep 2025 103rd obarakon 689 90 359ms 20 Dec 2018 103rd amiralitaheri 689 90 10ms 23 Feb 2023 103rd m42km 689 90 9ms 7 Oct 2023 106th mrxz 🇳🇱 681 91 14ms 23 Jun 2019 106th nguyenl2 681 91 13ms 24 May 2022 106th BambooleanLogic 🇸🇪 681 91 9ms 13 Nov 2022 106th daniel-cardone 681 91 10ms 23 Aug 2023 110th cmorten 674 92 12ms 2 Nov 2017 110th NatNgs 674 92 11ms 21 Jan 2020 110th BBoehm 🇩🇪 674 92 12ms 19 Dec 2020 110th omurakazuaki 🇯🇵 674 92 10ms 19 Feb 2021 110th CatsAreFluffy 674 92 9ms 12 Dec 2022 110th Davr1 🇨🇿 674 92 13ms 14 Oct 2023 110th alexsave 674 92 10ms 7 Nov 2024 117th user189032 667 93 10ms 29 May 2019 117th LukeBridges 🇬🇧 667 93 13ms 8 Oct 2024 119th Kesefon 660 94 9ms 24 Nov 2022 120th mintypython 653 95 9ms 21 Oct 2018 120th tomh1012 653 95 9ms 16 Sep 2020 120th KingSkyrock 🇺🇸 653 95 10ms 11 Mar 2022 120th a6166231 🇨🇳 653 95 8ms 20 May 2025 124th Giga-Bowser 646 96 10ms 3 Jan 2022 124th zakariamouhid 646 96 12ms 1 May 2023 126th caasinehc 639 97 13ms 16 Oct 2018 126th squadb3 639 97 11ms 31 Aug 2019 126th mobibluman 639 97 10ms 17 Oct 2022 129th rambox11 633 98 8ms 2 Apr 2018 129th frobinsonj 633 98 8ms 28 Jun 2018 129th paavohuhtala 633 98 10ms 4 Jan 2020 132nd jake-freeman 626 99 9ms 12 May 2020 132nd Natanaelel 🇸🇪 626 99 10ms 20 Mar 2022 132nd raszpi 🇭🇺 626 99 9ms 3 Sep 2023 135th ShiraJoseph 🇺🇸 620 100 10ms 28 Apr 2022 135th Salutations45 620 100 12ms 2 Jan 2025 137th Caylyn 614 101 12ms 22 Dec 2018 137th skps2010 614 101 10ms 4 Jan 2019 139th oitio 608 102 9ms 31 May 2019 139th lukasmoellerch 608 102 9ms 14 Jul 2019 139th Protothor 608 102 8ms 9 Jul 2025 142nd steffan-polygolf 602 103 10ms 19 Feb 2024 142nd r-schmidtke 602 103 9ms 26 Jun 2024 144th Palladium02 596 104 10ms 5 May 2025 145th Zolmeister 590 105 8ms 31 Jan 2019 145th paudr 590 105 10ms 5 May 2019 145th modellking 590 105 9ms 3 Jun 2020 145th hyvyys 590 105 10ms 18 Sep 2020 145th GusGold 590 105 9ms 17 Nov 2020 145th typeswitch-dev 🇵🇹 590 105 9ms 1 Aug 2023 First Prev 76–150 of 233 Next Last