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 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 Bytes Time Submitted 239th alomiF 908 75 148ms 5 Oct 2023 239th Natanaelel 🇸🇪 908 75 143ms 8 May 2025 243rd GolfingSuccess 🇬🇷 908 77 172ms 19 Sep 2021 243rd orthoplex 🇨🇽 908 77 165ms 1 Apr 2022 243rd nwellnhof 🇩🇪 908 77 24ms 8 Aug 2022 243rd bricknellj 908 77 170ms 20 Dec 2022 243rd bob-th 908 77 171ms 24 Jan 2023 243rd AlephSquirrel 908 77 186ms 27 Jan 2023 243rd neel11235813 908 77 180ms 6 Feb 2023 243rd Bulmenisaurus 908 77 193ms 8 Oct 2024 243rd CaedenHarper 🇨🇦 908 77 280ms 14 Jul 2025 243rd ryyyn 🇺🇸 908 77 141ms 4 Dec 2025 253rd Lydxn 🇨🇦 908 88 131ms 9 Apr 2023 253rd JayXon 🇺🇸 908 88 121ms 9 Apr 2023 253rd Steffan153 🇫🇮 908 88 131ms 9 Apr 2023 253rd sean-niemann 🇺🇸 908 88 113ms 25 May 2025 257th JayXon 🇺🇸 907 77 22ms 26 Nov 2021 257th ovs-code 🇩🇪 907 77 4ms 4 Nov 2023 259th Lydxn 🇨🇦 907 90 403ms 14 Aug 2022 260th JayXon 🇺🇸 906 74 600ms 25 Jan 2024 260th kg583 🇺🇸 906 74 640ms 15 Oct 2025 262nd clockworknazo 906 83 13ms 13 Oct 2022 262nd ovs-code 🇩🇪 906 83 13ms 7 Feb 2023 262nd Lydxn 🇨🇦 906 83 13ms 28 Feb 2023 262nd GrayJoKing 🇦🇺 906 83 18ms 2 Mar 2023 266th btnlq 906 84 20ms 9 Dec 2021 266th GrayJoKing 🇦🇺 906 84 36ms 9 Dec 2021 268th DialFrost 🇸🇬 905 68 195ms 2 Jul 2025 269th DialFrost 🇸🇬 905 104 366ms 16 Nov 2025 270th rucin93 🇵🇱 904 64 155ms 6 Sep 2024 271st primo-ppcg 🇹🇭 904 85 39ms 22 Sep 2021 271st cure-honey 🇯🇵 904 85 39ms 27 Sep 2021 271st marshallward 🇺🇸 904 85 41ms 2 Sep 2022 274th Lydxn 🇨🇦 904 88 3,087ms 22 Mar 2023 275th kg583 🇺🇸 904 93 16ms 28 Oct 2025 275th Steffan153 🇫🇮 904 93 21ms 13 Mar 2026 277th anter69 🇭🇺 903 55 1,372ms 10 Mar 2025 278th JayXon 🇺🇸 903 95 122ms 27 Sep 2021 278th Lydxn 🇨🇦 903 95 121ms 16 May 2023 280th GrayJoKing 🇦🇺 903 97 40ms 23 Oct 2023 281st bastatom 902 132 328ms 27 Feb 2024 281st emgordon154 902 132 340ms 17 Jan 2025 283rd nwellnhof 🇩🇪 901 53 73ms 26 Dec 2021 284th edsrzf 🇳🇿 901 109 32ms 4 days ago 285th btnlq 900 59 3ms 5 Nov 2022 286th GrayJoKing 🇦🇺 900 90 537ms 10 Sep 2022 287th dvargas46 🇺🇸 899 56 294ms 15 Nov 2022 288th MeWhenI 🇻🇦 899 66 12ms 19 Sep 2021 288th sisyphus-ppcg 🇦🇺 899 66 11ms 20 Sep 2021 288th Irratix 🇳🇱 899 66 12ms 15 Dec 2021 288th DialFrost 🇸🇬 899 66 11ms 28 Jan 2023 288th Argeento 🇵🇱 899 66 11ms 26 Aug 2023 288th Lv0Sys 🇵🇱 899 66 12ms 28 Feb 2026 294th Lydxn 🇨🇦 899 89 152ms 4 Sep 2023 295th Lydxn 🇨🇦 899 92 453ms 9 Apr 2023 295th sean-niemann 🇺🇸 899 92 438ms 16 May 2024 295th Steffan153 🇫🇮 899 92 470ms 21 Jul 2024 298th typeswitch-dev 🇵🇹 899 94 4ms 2 Aug 2023 299th GolfingSuccess 🇬🇷 898 81 3ms 19 Mar 2025 299th sean-niemann 🇺🇸 898 81 2ms 19 Nov 2025 299th Steffan153 🇫🇮 898 81 2ms 13 Feb 2026 302nd ahmetdemirag 🇨🇾 897 78 155ms 11 Feb 2025 303rd Lydxn 🇨🇦 897 80 10ms 20 May 2023 303rd GrayJoKing 🇦🇺 897 80 13ms 13 Aug 2023 303rd btnlq 897 80 13ms 22 Oct 2023 303rd Steffan153 🇫🇮 897 80 13ms 20 Feb 2026 307th JayXon 🇺🇸 897 91 125ms 4 Nov 2021 307th primo-ppcg 🇹🇭 897 91 128ms 2 Apr 2022 307th Ripick 897 91 121ms 1 Feb 2023 310th prplz 🇦🇺 896 76 165ms 27 Sep 2021 310th YAJUE114514 896 76 153ms 30 Jul 2025 312th DialFrost 🇸🇬 896 78 7ms 17 Dec 2024 312th sean-niemann 🇺🇸 896 78 8ms 6 Feb 2026 314th KasperKivimaeki 🇫🇮 896 105 410ms 12 Dec 2025 315th error256 896 132 25ms 13 Mar 2026 316th sean-niemann 🇺🇸 895 68 1,078ms 15 Sep 2025 316th DialFrost 🇸🇬 895 68 935ms 12 Nov 2025 318th KasperKivimaeki 🇫🇮 895 106 56ms 12 Dec 2025 319th m-tkach 🇺🇦 894 75 558ms 20 Jan 2024 319th emgordon154 894 75 608ms 16 Apr 2025 First Prev 241–320 of 2,199 Next Last