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Happy Numbers (Long) in all languages 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 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Bytes Time Submitted 240th rak1507 🇬🇧 908 75 149ms 23 Feb 2022 240th alomiF 908 75 148ms 5 Oct 2023 240th Natanaelel 🇸🇪 908 75 143ms 8 May 2025 244th GolfingSuccess 🇬🇷 908 77 172ms 19 Sep 2021 244th orthoplex 🇨🇽 908 77 165ms 1 Apr 2022 244th nwellnhof 🇩🇪 908 77 24ms 8 Aug 2022 244th bricknellj 908 77 170ms 20 Dec 2022 244th bob-th 908 77 171ms 24 Jan 2023 244th AlephSquirrel 908 77 186ms 27 Jan 2023 244th neel11235813 908 77 180ms 6 Feb 2023 244th Bulmenisaurus 908 77 193ms 8 Oct 2024 244th CaedenHarper 🇨🇦 908 77 261ms 14 Jul 2025 244th ryyyn 🇺🇸 908 77 141ms 4 Dec 2025 254th JayXon 🇺🇸 908 78 2,529ms 5 Dec 2024 255th JayXon 🇺🇸 908 91 460ms 6 Mar 2022 256th vang1ong7ang 908 110 193ms 4 hours ago 257th edsrzf 🇳🇿 907 67 1,636ms 7 Mar 2026 257th Steffan153 🇫🇮 907 67 1,076ms 7 Mar 2026 259th JayXon 🇺🇸 907 77 22ms 26 Nov 2021 259th ovs-code 🇩🇪 907 77 4ms 4 Nov 2023 261st Lydxn 🇨🇦 907 88 120ms 9 Apr 2023 261st JayXon 🇺🇸 907 88 108ms 9 Apr 2023 261st Steffan153 🇫🇮 907 88 114ms 9 Apr 2023 261st sean-niemann 🇺🇸 907 88 111ms 25 May 2025 265th denkyuu1 906 53 439ms 20 hours ago 266th clockworknazo 906 83 13ms 13 Oct 2022 266th ovs-code 🇩🇪 906 83 13ms 7 Feb 2023 266th Lydxn 🇨🇦 906 83 13ms 28 Feb 2023 266th GrayJoKing 🇦🇺 906 83 18ms 2 Mar 2023 270th btnlq 906 84 20ms 9 Dec 2021 270th GrayJoKing 🇦🇺 906 84 36ms 9 Dec 2021 272nd Lydxn 🇨🇦 906 90 415ms 14 Aug 2022 273rd JayXon 🇺🇸 905 74 600ms 25 Jan 2024 273rd kg583 🇺🇸 905 74 640ms 15 Oct 2025 275th DialFrost 🇸🇬 905 104 828ms 16 Nov 2025 276th rucin93 🇵🇱 904 64 140ms 6 Sep 2024 277th DialFrost 🇸🇬 904 68 195ms 2 Jul 2025 278th Lydxn 🇨🇦 904 88 3,087ms 22 Mar 2023 279th kg583 🇺🇸 904 93 17ms 28 Oct 2025 279th Steffan153 🇫🇮 904 93 20ms 13 Mar 2026 281st anter69 🇭🇺 903 55 1,438ms 10 Mar 2025 282nd primo-ppcg 🇹🇭 903 85 39ms 22 Sep 2021 282nd cure-honey 🇯🇵 903 85 39ms 27 Sep 2021 282nd marshallward 🇺🇸 903 85 41ms 2 Sep 2022 285th GrayJoKing 🇦🇺 903 97 40ms 23 Oct 2023 286th bastatom 902 132 328ms 27 Feb 2024 286th emgordon154 902 132 340ms 17 Jan 2025 288th nwellnhof 🇩🇪 901 53 77ms 26 Dec 2021 289th JayXon 🇺🇸 901 95 128ms 27 Sep 2021 289th Lydxn 🇨🇦 901 95 128ms 16 May 2023 291st edsrzf 🇳🇿 901 109 32ms 18 days ago 292nd GrayJoKing 🇦🇺 900 90 537ms 10 Sep 2022 293rd dvargas46 🇺🇸 899 56 294ms 15 Nov 2022 294th btnlq 899 59 3ms 5 Nov 2022 295th MeWhenI 🇻🇦 899 66 11ms 19 Sep 2021 295th sisyphus-ppcg 🇦🇺 899 66 12ms 20 Sep 2021 295th Irratix 🇳🇱 899 66 11ms 15 Dec 2021 295th DialFrost 🇸🇬 899 66 12ms 28 Jan 2023 295th Argeento 🇵🇱 899 66 11ms 26 Aug 2023 295th Lv0Sys 🇵🇱 899 66 12ms 28 Feb 2026 301st Lydxn 🇨🇦 899 89 152ms 4 Sep 2023 302nd typeswitch-dev 🇵🇹 899 94 4ms 2 Aug 2023 303rd sean-niemann 🇺🇸 898 81 2ms 19 Nov 2025 303rd Steffan153 🇫🇮 898 81 2ms 13 Feb 2026 305th Lydxn 🇨🇦 898 92 453ms 9 Apr 2023 305th sean-niemann 🇺🇸 898 92 438ms 16 May 2024 305th Steffan153 🇫🇮 898 92 470ms 21 Jul 2024 308th ahmetdemirag 🇨🇾 897 78 155ms 11 Feb 2025 308th blaztoma 🇱🇹 897 78 208ms 12 days ago 308th BrunoVisnadi 🇧🇷 897 78 182ms 26 hours ago 311th Lydxn 🇨🇦 897 80 10ms 20 May 2023 311th GrayJoKing 🇦🇺 897 80 13ms 13 Aug 2023 311th btnlq 897 80 13ms 22 Oct 2023 311th Steffan153 🇫🇮 897 80 13ms 20 Feb 2026 315th prplz 🇦🇺 896 76 165ms 27 Sep 2021 315th YAJUE114514 896 76 153ms 30 Jul 2025 317th JayXon 🇺🇸 896 91 128ms 4 Nov 2021 317th primo-ppcg 🇹🇭 896 91 127ms 2 Apr 2022 317th Ripick 896 91 135ms 1 Feb 2023 320th KasperKivimaeki 🇫🇮 896 105 583ms 12 Dec 2025 First Prev 241–320 of 2,207 Next Last