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Happy Numbers 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 Multitap Input 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Multitap Input 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 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 76th dokutan 646 79 11ms 24 Dec 2024 76th XenThe 🇬🇧 646 79 12ms 7 Jun 2025 83rd voytxt 🇨🇿 638 80 9ms 2 Mar 2022 83rd AlephSquirrel 638 80 9ms 8 Aug 2022 83rd Heathcorp 🇦🇺 638 80 15ms 25 Nov 2022 83rd m42km 638 80 9ms 7 Oct 2023 83rd FortuiteMan 🇫🇷 638 80 16ms 10 Oct 2024 88th tangweikun 630 81 13ms 24 Oct 2018 88th randolchance 630 81 13ms 5 Jan 2023 88th Program-Pi 630 81 10ms 20 hours ago 91st GarboMuffin 622 82 9ms 23 Jul 2018 91st raphaelimahorn 622 82 9ms 17 Aug 2021 91st biocommando 🇫🇮 622 82 9ms 22 Aug 2023 91st acollett89 622 82 10ms 4 Aug 2025 95th Garklein 🇨🇦 614 83 9ms 20 Feb 2022 95th trinityy-7 614 83 11ms 6 Dec 2023 97th Mazn3k 607 84 12ms 15 Mar 2023 97th HumanoidCPU 607 84 9ms 11 Nov 2025 99th piano-miles 600 85 10ms 12 Mar 2023 99th coreynash 600 85 11ms 17 Oct 2023 99th CaedenHarper 🇨🇦 600 85 15ms 31 Aug 2025 102nd alexkunin 593 86 12ms 3 Jul 2019 102nd uttumuttu 🇫🇮 593 86 10ms 4 Jan 2022 102nd lordsnek 593 86 10ms 19 Jan 2023 102nd junkondo-jp 593 86 9ms 13 May 2024 106th Chegleyev 586 87 10ms 2 Feb 2020 107th jackkav 573 89 8ms 13 Apr 2018 107th moikaturns 🇬🇧 573 89 10ms 20 Oct 2022 107th CatsAreFluffy 573 89 9ms 12 Dec 2022 107th codewrite 🇬🇧 573 89 12ms 30 Jun 2025 107th Andrey-Plotnikov 573 89 11ms 27 Sep 2025 112th obarakon 567 90 376ms 20 Dec 2018 112th amiralitaheri 567 90 14ms 23 Feb 2023 112th Salutations45 567 90 9ms 2 Jan 2025 115th mrxz 🇳🇱 560 91 14ms 23 Jun 2019 115th nguyenl2 560 91 14ms 24 May 2022 115th BambooleanLogic 🇸🇪 560 91 9ms 13 Nov 2022 115th daniel-cardone 560 91 9ms 23 Aug 2023 119th cmorten 554 92 11ms 2 Nov 2017 119th NatNgs 554 92 11ms 21 Jan 2020 119th BBoehm 🇩🇪 554 92 9ms 19 Dec 2020 119th omurakazuaki 🇯🇵 554 92 10ms 19 Feb 2021 119th Davr1 🇨🇿 554 92 10ms 14 Oct 2023 119th alexsave 554 92 13ms 7 Nov 2024 125th user189032 548 93 9ms 29 May 2019 125th LukeBridges 🇬🇧 548 93 16ms 8 Oct 2024 127th Kesefon 543 94 9ms 24 Nov 2022 128th mintypython 537 95 11ms 21 Oct 2018 128th tomh1012 537 95 13ms 16 Sep 2020 128th KingSkyrock 🇺🇸 537 95 11ms 11 Mar 2022 128th a6166231 🇨🇳 537 95 15ms 20 May 2025 132nd Giga-Bowser 531 96 9ms 3 Jan 2022 132nd zakariamouhid 531 96 10ms 1 May 2023 134th caasinehc 526 97 14ms 16 Oct 2018 134th squadb3 526 97 15ms 31 Aug 2019 134th mobibluman 526 97 10ms 17 Oct 2022 137th paavohuhtala 520 98 10ms 4 Jan 2020 138th jake-freeman 515 99 9ms 12 May 2020 138th Natanaelel 🇸🇪 515 99 10ms 20 Mar 2022 138th raszpi 🇭🇺 515 99 10ms 3 Sep 2023 141st ShiraJoseph 🇺🇸 510 100 13ms 28 Apr 2022 141st smclaughlin-cf 510 100 10ms 26 Nov 2025 143rd Caylyn 505 101 10ms 22 Dec 2018 143rd skps2010 505 101 10ms 4 Jan 2019 145th oitio 500 102 10ms 31 May 2019 145th lukasmoellerch 500 102 10ms 14 Jul 2019 147th steffan-polygolf 495 103 10ms 19 Feb 2024 147th r-schmidtke 495 103 9ms 26 Jun 2024 149th Palladium02 490 104 10ms 5 May 2025 150th paudr 486 105 14ms 5 May 2019 150th modellking 486 105 10ms 3 Jun 2020 150th hyvyys 486 105 9ms 18 Sep 2020 150th GusGold 486 105 13ms 17 Nov 2020 150th typeswitch-dev 🇵🇹 486 105 10ms 1 Aug 2023 155th Jooraz 481 106 12ms 13 May 2019 155th rodigu 481 106 14ms 14 Jun 2021 157th xyangst 477 107 9ms 7 Oct 2024 158th RonnyPumaricra 472 108 9ms 25 Nov 2020 158th tscherter 472 108 11ms 4 Dec 2020 160th sethimcclaine 468 109 10ms 5 Apr 2019 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