Happy Numbers (Long) in Java in bytes. 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 ><> 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 Lily 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 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 Bytes Time Submitted 1st sean-niemann 🇺🇸 1,000 102 513ms 26 Sep 2025 1st JayXon 🇺🇸 1,000 102 529ms 26 Sep 2025 1st Lydxn 🇨🇦 1,000 102 433ms 12 Dec 2025 1st Steffan153 🇫🇮 1,000 102 402ms 11 hours ago 5th nwellnhof 🇩🇪 990 103 484ms 25 Sep 2025 6th DialFrost 🇸🇬 981 104 465ms 16 Nov 2025 7th KasperKivimaeki 🇫🇮 971 105 410ms 12 Dec 2025 8th Shanethegamer 🇺🇸 927 110 440ms 25 Sep 2025 8th Yewzir 🇧🇪 927 110 390ms 2 Oct 2025 8th CaedenHarper 🇨🇦 927 110 489ms 5 Nov 2025 8th MeWhenI 🇻🇦 927 110 461ms 7 Nov 2025 12th stefangimmillaro 919 111 507ms 6 Oct 2025 12th kmathis22 919 111 379ms 20 Nov 2025 12th ethanlally 919 111 387ms 23 Nov 2025 12th dokutan 919 111 373ms 23 Nov 2025 12th snoozingnewt 🇨🇦 919 111 449ms 5 Dec 2025 17th h3ra993huskp 🇯🇵 903 113 503ms 30 Nov 2025 18th namelessiw 864 118 508ms 6 Oct 2025 19th jared-hughes 829 123 503ms 24 Sep 2025 19th Babafaba 829 123 440ms 14 Oct 2025 21st Schmitt-Very-Cool 791 129 348ms 30 Sep 2025 22nd ravnskjaer 🇩🇰 739 138 439ms 15 Dec 2025 23rd primo-ppcg 🇹🇭 694 147 408ms 23 Sep 2021 23rd Irratix 🇳🇱 694 147 389ms 11 Dec 2021 25th inventshah 689 148 409ms 18 Jan 2022 26th janbehrens 🇩🇪 662 154 423ms 20 Sep 2021 27th Apataras 650 157 399ms 20 Aug 2025 28th cbrt-x 630 162 417ms 25 Sep 2021 28th HumanoidCPU 630 162 548ms 8 Nov 2025 30th yoshykai 564 181 390ms 15 Apr 2025 31st msbranicky 543 188 392ms 9 Jan 2024 32nd Liibe 526 194 444ms 25 Sep 2025 33rd benradclyffe 523 195 403ms 15 May 2023 34th bac0id 462 221 466ms 30 Jun 2024 35th bwat2 402 254 446ms 7 Jan 2022 36th ToxicP1e 304 336 452ms 20 Jan 2023 37th Jacob385 285 358 390ms 21 Feb 2025 38th tejokumar 206 495 464ms 22 Jan 2022 39th KatieLG 🇬🇧 170 599 525ms 24 Sep 2025 40th KatieLG-Transpiler 🇬🇧 164 622 400ms 23 Jun 2022 41st retrohun 133 766 389ms 27 Dec 2022 41st Mabeloid 🇳🇴 133 766 407ms 18 Sep 2024 43rd PierceZ 128 798 459ms 29 Nov 2023 1–43 of 43
