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 241st annaproxy 907 75 149ms 12 Jan 2022 241st rak1507 🇬🇧 907 75 149ms 23 Feb 2022 241st alomiF 907 75 148ms 5 Oct 2023 241st Natanaelel 🇸🇪 907 75 143ms 8 May 2025 245th JayXon 🇺🇸 907 77 22ms 26 Nov 2021 245th ovs-code 🇩🇪 907 77 4ms 4 Nov 2023 247th primo-ppcg 🇹🇭 907 79 13ms 20 May 2023 247th kg583 🇺🇸 907 79 14ms 10 days ago 249th JayXon 🇺🇸 907 91 460ms 6 Mar 2022 250th JayXon 🇺🇸 906 78 2,317ms 5 Dec 2024 251st Lydxn 🇨🇦 906 88 131ms 9 Apr 2023 251st JayXon 🇺🇸 906 88 121ms 9 Apr 2023 251st Steffan153 🇫🇮 906 88 131ms 9 Apr 2023 251st sean-niemann 🇺🇸 906 88 113ms 25 May 2025 255th edsrzf 🇳🇿 905 67 1,580ms 7 Mar 2026 255th Steffan153 🇫🇮 905 67 997ms 7 Mar 2026 257th JayXon 🇺🇸 905 74 600ms 25 Jan 2024 257th kg583 🇺🇸 905 74 640ms 15 Oct 2025 259th clockworknazo 905 83 13ms 13 Oct 2022 259th ovs-code 🇩🇪 905 83 13ms 7 Feb 2023 259th Lydxn 🇨🇦 905 83 13ms 28 Feb 2023 259th GrayJoKing 🇦🇺 905 83 18ms 2 Mar 2023 263rd btnlq 905 84 20ms 9 Dec 2021 263rd GrayJoKing 🇦🇺 905 84 36ms 9 Dec 2021 265th Lydxn 🇨🇦 905 90 403ms 14 Aug 2022 266th DialFrost 🇸🇬 904 104 366ms 16 Nov 2025 267th DialFrost 🇸🇬 903 68 195ms 2 Jul 2025 268th Lydxn 🇨🇦 903 88 3,087ms 22 Mar 2023 269th anter69 🇭🇺 902 55 1,372ms 10 Mar 2025 270th rucin93 🇵🇱 902 64 155ms 6 Sep 2024 271st kg583 🇺🇸 902 93 16ms 28 Oct 2025 271st Steffan153 🇫🇮 902 93 21ms 27 days ago 273rd GrayJoKing 🇦🇺 902 97 40ms 23 Oct 2023 274th nwellnhof 🇩🇪 901 53 73ms 26 Dec 2021 275th primo-ppcg 🇹🇭 901 85 39ms 22 Sep 2021 275th cure-honey 🇯🇵 901 85 39ms 27 Sep 2021 275th marshallward 🇺🇸 901 85 41ms 2 Sep 2022 278th bastatom 901 132 328ms 27 Feb 2024 278th emgordon154 901 132 340ms 17 Jan 2025 280th JayXon 🇺🇸 900 95 122ms 27 Sep 2021 280th Lydxn 🇨🇦 900 95 121ms 16 May 2023 282nd edsrzf 🇳🇿 900 109 32ms 31 hours ago 283rd MeWhenI 🇻🇦 899 66 12ms 19 Sep 2021 283rd sisyphus-ppcg 🇦🇺 899 66 11ms 20 Sep 2021 283rd Irratix 🇳🇱 899 66 12ms 15 Dec 2021 283rd DialFrost 🇸🇬 899 66 11ms 28 Jan 2023 283rd Argeento 🇵🇱 899 66 11ms 26 Aug 2023 283rd Lv0Sys 🇵🇱 899 66 12ms 28 Feb 2026 289th dvargas46 🇺🇸 898 56 294ms 15 Nov 2022 290th btnlq 898 59 3ms 5 Nov 2022 291st GrayJoKing 🇦🇺 898 90 537ms 10 Sep 2022 292nd GolfingSuccess 🇬🇷 897 81 3ms 19 Mar 2025 292nd sean-niemann 🇺🇸 897 81 2ms 19 Nov 2025 292nd Steffan153 🇫🇮 897 81 2ms 13 Feb 2026 295th Lydxn 🇨🇦 897 89 152ms 4 Sep 2023 296th Lydxn 🇨🇦 897 92 453ms 9 Apr 2023 296th sean-niemann 🇺🇸 897 92 438ms 16 May 2024 296th Steffan153 🇫🇮 897 92 470ms 21 Jul 2024 299th typeswitch-dev 🇵🇹 897 94 4ms 2 Aug 2023 300th ahmetdemirag 🇨🇾 896 78 155ms 11 Feb 2025 301st Lydxn 🇨🇦 896 80 10ms 20 May 2023 301st GrayJoKing 🇦🇺 896 80 13ms 13 Aug 2023 301st btnlq 896 80 13ms 22 Oct 2023 301st Steffan153 🇫🇮 896 80 13ms 20 Feb 2026 305th prplz 🇦🇺 895 76 165ms 27 Sep 2021 305th YAJUE114514 895 76 153ms 30 Jul 2025 307th DialFrost 🇸🇬 895 78 7ms 17 Dec 2024 307th sean-niemann 🇺🇸 895 78 8ms 6 Feb 2026 309th JayXon 🇺🇸 895 91 125ms 4 Nov 2021 309th primo-ppcg 🇹🇭 895 91 128ms 2 Apr 2022 309th Ripick 895 91 121ms 1 Feb 2023 312th KasperKivimaeki 🇫🇮 895 105 410ms 12 Dec 2025 313th KasperKivimaeki 🇫🇮 894 106 56ms 12 Dec 2025 314th AlephSquirrel 893 28 3ms 3 Nov 2025 315th m-tkach 🇺🇦 893 75 558ms 20 Jan 2024 315th emgordon154 893 75 608ms 16 Apr 2025 317th JayXon 🇺🇸 893 89 2,823ms 19 Jul 2025 318th DialFrost 🇸🇬 893 94 40ms 5 Jan 2026 318th error256 893 94 28ms 26 days ago 320th error256 893 132 25ms 26 days ago First Prev 241–320 of 2,110 Next Last