Happy Numbers in Java 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 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 ArkScript 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 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 Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st sean-niemann 🇺🇸 1,000 70 557ms 24 Sep 2025 1st JayXon 🇺🇸 1,000 70 552ms 24 Sep 2025 1st namelessiw 1,000 70 511ms 4 Oct 2025 1st MeWhenI 🇻🇦 1,000 70 454ms 7 Nov 2025 1st Lydxn 🇨🇦 1,000 70 439ms 12 Dec 2025 1st Steffan153 🇫🇮 1,000 70 380ms 11 Feb 2026 7th nwellnhof 🇩🇪 886 79 451ms 25 Sep 2025 7th stefangimmillaro 886 79 472ms 6 Oct 2025 7th DialFrost 🇸🇬 886 79 413ms 14 Nov 2025 7th h3ra993huskp 🇯🇵 886 79 491ms 30 Nov 2025 7th ScottHamper 886 79 451ms 30 Nov 2025 7th edsrzf 🇳🇿 886 79 511ms 25 Dec 2025 13th dokutan 814 86 384ms 23 days ago 14th Yewzir 🇧🇪 795 88 354ms 2 Oct 2025 15th Jacob385 787 89 516ms 27 Oct 2025 16th Yax42 🇫🇷 761 92 494ms 12 Nov 2025 17th jared-hughes 745 94 494ms 24 Sep 2025 18th snoozingnewt 🇨🇦 737 95 431ms 29 Nov 2025 19th primo-ppcg 🇹🇭 654 107 413ms 24 Apr 2020 19th prplz 🇦🇺 654 107 406ms 7 Jul 2020 21st Shanethegamer 🇺🇸 636 110 434ms 25 Sep 2025 22nd kmathis22 631 111 377ms 20 Nov 2025 22nd ethanlally 631 111 361ms 23 Nov 2025 22nd KasperKivimaeki 🇫🇮 631 111 464ms 30 Nov 2025 22nd jusaka 631 111 360ms 3 days ago 26th xkacer 🇨🇿 593 118 443ms 20 Nov 2020 26th CaedenHarper 🇨🇦 593 118 478ms 3 Oct 2025 28th Apataras 579 121 424ms 25 Jul 2025 29th Babafaba 574 122 465ms 14 Oct 2025 30th janbehrens 🇩🇪 560 125 393ms 20 Jun 2023 31st JunkIce 547 128 389ms 23 Feb 2025 31st Schmitt-Very-Cool 547 128 371ms 30 Sep 2025 33rd ravnskjaer 🇩🇰 515 136 437ms 15 Dec 2025 34th HumanoidCPU 511 137 688ms 8 Nov 2025 35th inventshah 479 146 368ms 17 Jun 2022 36th Irratix 🇳🇱 476 147 387ms 11 Dec 2021 37th neihousaigaai 461 152 404ms 8 May 2021 38th boxjelly 458 153 367ms 17 Feb 2021 39th KatieLG 🇬🇧 455 154 504ms 24 Sep 2025 40th Liibe 449 156 418ms 25 Sep 2025 41st Re-Adventures 🇮🇳 446 157 374ms 8 Mar 2021 42nd cbrt-x 432 162 393ms 1 Sep 2021 43rd Natanaelel 🇸🇪 424 165 381ms 31 Mar 2022 44th baumpilz 409 171 426ms 17 Dec 2020 45th KatieLG-Transpiler 🇬🇧 395 177 405ms 23 Jun 2022 46th xbxbxb007 393 178 425ms 11 Jan 2024 47th melikebuyruk 389 180 386ms 22 Mar 2021 47th yoshykai 389 180 385ms 15 Apr 2025 49th msbranicky 374 187 408ms 9 Jan 2024 50th yashima 372 188 520ms 21 Oct 2024 51st bac0id 365 192 381ms 30 Jun 2024 52nd benradclyffe 361 194 410ms 15 May 2023 53rd sonisonjames 355 197 404ms 11 Dec 2022 54th mokymok 🇺🇸 350 200 387ms 9 Nov 2021 54th syspro86 350 200 467ms 31 Jul 2024 56th luca1339 338 207 356ms 9 May 2024 57th jiaminglimjm 🇲🇾 337 208 382ms 4 Jul 2020 58th retrohun 333 210 402ms 27 Dec 2022 58th Mabeloid 🇳🇴 333 210 391ms 20 Sep 2024 60th jonah1068 327 214 393ms 15 Sep 2023 61st zt14427 326 215 382ms 2 May 2023 62nd bwat2 293 239 434ms 10 Mar 2022 63rd oeL87 251 279 438ms 29 Apr 2024 64th DaCuteRaccoon 217 322 434ms 30 Nov 2022 65th theunofficialcoder 216 324 420ms 21 Jan 2024 66th Grimmjow91 203 344 427ms 3 Jun 2020 67th gianlab 190 369 404ms 30 Apr 2020 68th arvindrajarajan08 157 447 441ms 28 Aug 2025 69th tejokumar 141 496 409ms 22 Jan 2022 70th oganaa 125 559 405ms 6 Feb 2023 71st PierceZ 86 818 454ms 29 Nov 2023 1–71 of 71
