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 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 Hilbert Curve 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 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 Groovy 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 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 Groovy 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 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 Hilbert Curve 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 73rd cdesodt 775 80 10 Oct 2024 73rd TRexOnGit 775 80 2 May 2025 78th tangweikun 765 81 24 Oct 2018 78th randolchance 765 81 5 Jan 2023 78th SirFireball3521 765 81 28 Jan 2023 81st GarboMuffin 756 82 23 Jul 2018 81st raphaelimahorn 756 82 17 Aug 2021 81st biocommando 🇫🇮 756 82 22 Aug 2023 81st acollett89 756 82 13 hours ago 85th dee-gomma 747 83 27 Mar 2019 85th Garklein 🇨🇦 747 83 20 Feb 2022 85th trinityy-7 747 83 6 Dec 2023 88th Mazn3k 738 84 15 Mar 2023 89th piano-miles 729 85 12 Mar 2023 89th coreynash 729 85 17 Oct 2023 91st alexkunin 721 86 3 Jul 2019 91st uttumuttu 🇫🇮 721 86 4 Jan 2022 91st lordsnek 721 86 19 Jan 2023 91st junkondo-jp 721 86 13 May 2024 95th Chegleyev 713 87 2 Feb 2020 96th elisherer 🇮🇱 705 88 23 Dec 2019 97th jackkav 697 89 13 Apr 2018 97th moikaturns 🇬🇧 697 89 20 Oct 2022 97th codewrite 🇬🇧 697 89 30 Jun 2025 100th obarakon 689 90 20 Dec 2018 100th amiralitaheri 689 90 23 Feb 2023 100th m42km 689 90 7 Oct 2023 103rd mrxz 🇳🇱 681 91 23 Jun 2019 103rd nguyenl2 681 91 24 May 2022 103rd BambooleanLogic 🇸🇪 681 91 13 Nov 2022 103rd daniel-cardone 681 91 23 Aug 2023 107th cmorten 674 92 2 Nov 2017 107th NatNgs 674 92 21 Jan 2020 107th BBoehm 🇩🇪 674 92 19 Dec 2020 107th omurakazuaki 🇯🇵 674 92 19 Feb 2021 107th CatsAreFluffy 674 92 12 Dec 2022 107th Davr1 🇨🇿 674 92 14 Oct 2023 107th alexsave 674 92 7 Nov 2024 114th user189032 667 93 29 May 2019 114th LukeBridges 🇬🇧 667 93 8 Oct 2024 116th Kesefon 660 94 24 Nov 2022 117th mintypython 653 95 21 Oct 2018 117th tomh1012 653 95 16 Sep 2020 117th KingSkyrock 🇺🇸 653 95 11 Mar 2022 117th a6166231 🇨🇳 653 95 20 May 2025 121st Giga-Bowser 646 96 3 Jan 2022 121st zakariamouhid 646 96 1 May 2023 123rd caasinehc 639 97 16 Oct 2018 123rd squadb3 639 97 31 Aug 2019 123rd mobibluman 639 97 17 Oct 2022 126th rambox11 633 98 2 Apr 2018 126th frobinsonj 633 98 28 Jun 2018 126th paavohuhtala 633 98 4 Jan 2020 129th jake-freeman 626 99 12 May 2020 129th Natanaelel 🇸🇪 626 99 20 Mar 2022 129th raszpi 🇭🇺 626 99 3 Sep 2023 132nd ShiraJoseph 🇺🇸 620 100 28 Apr 2022 132nd Salutations45 620 100 2 Jan 2025 134th Caylyn 614 101 22 Dec 2018 134th skps2010 614 101 4 Jan 2019 136th oitio 608 102 31 May 2019 136th lukasmoellerch 608 102 14 Jul 2019 136th Protothor 608 102 26 days ago 139th steffan-polygolf 602 103 19 Feb 2024 139th r-schmidtke 602 103 26 Jun 2024 141st Palladium02 596 104 5 May 2025 142nd Zolmeister 590 105 31 Jan 2019 142nd paudr 590 105 5 May 2019 142nd modellking 590 105 3 Jun 2020 142nd hyvyys 590 105 18 Sep 2020 142nd GusGold 590 105 17 Nov 2020 142nd typeswitch-dev 🇵🇹 590 105 1 Aug 2023 148th Jooraz 585 106 13 May 2019 148th rodigu 585 106 14 Jun 2021 150th xyangst 579 107 7 Oct 2024 Prev 76–150 of 230 Next