Happy Numbers in all languages 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 241st Lydxn 🇨🇦 916 61 37ms 14 Jun 2022 242nd marcin7Cd 916 75 5ms 15 Feb 2021 242nd primo-ppcg 🇹🇭 916 75 5ms 1 Mar 2021 242nd kg583 🇺🇸 916 75 6ms 21 Oct 2024 242nd CLOStrophobic 🇮🇹 916 75 5ms 14 Feb 2025 242nd edsrzf 🇳🇿 916 75 6ms 11 Apr 2025 247th btnlq 916 80 1ms 11 Jun 2023 247th saito-ta 🇯🇵 916 80 1ms 11 Jun 2023 249th JayXon 🇺🇸 914 68 462ms 28 Feb 2022 249th Lydxn 🇨🇦 914 68 457ms 28 Feb 2022 249th sean-niemann 🇺🇸 914 68 450ms 23 Dec 2024 252nd nwellnhof 🇩🇪 914 93 334ms 6 Jan 2021 252nd Steffan153 🇫🇮 914 93 337ms 9 Aug 2024 254th Lydxn 🇨🇦 913 34 174ms 21 Feb 2023 255th primo-ppcg 🇹🇭 913 50 5ms 3 Jul 2023 256th GrayJoKing 🇦🇺 913 53 2ms 10 Sep 2022 256th Steffan153 🇫🇮 913 53 2ms 19 Aug 2024 258th primo-ppcg 🇹🇭 913 69 128ms 14 Jan 2022 259th lifthrasiir 🇰🇷 913 77 7ms 11 Dec 2024 259th jared-hughes 913 77 7ms 15 Dec 2024 261st btnlq 912 61 2ms 5 Nov 2022 262nd btnlq 912 78 1ms 7 Nov 2020 263rd Bubbler-4 911 30 35ms 2 Feb 2022 263rd ovs-code 🇩🇪 911 30 32ms 17 Aug 2023 265th MeWhenI 🇻🇦 910 58 4ms 16 Dec 2024 265th Yewzir 🇧🇪 910 58 4ms 17 Dec 2024 265th GolfingSuccess 🇬🇷 910 58 4ms 11 Sep 2025 265th albanian-laundromat 🇺🇸 910 58 4ms 6 Mar 2026 269th Lydxn 🇨🇦 910 72 5ms 28 Feb 2023 270th sean-niemann 🇺🇸 909 47 128ms 19 May 2025 271st Steffan153 🇫🇮 909 52 8ms 57 mins ago 272nd Lydxn 🇨🇦 909 76 27ms 28 Jan 2023 272nd Steffan153 🇫🇮 909 76 27ms 25 Apr 2023 272nd sean-niemann 🇺🇸 909 76 27ms 19 May 2025 275th Lydxn 🇨🇦 908 75 25ms 14 Jun 2022 276th schachmattmatt 906 52 10ms 11 Aug 2021 277th frankgraziano 906 144 10ms 11 Aug 2025 277th primo-ppcg 🇹🇭 906 144 10ms 13 Aug 2025 277th DialFrost 🇸🇬 906 144 9ms 13 Aug 2025 280th primo-ppcg 🇹🇭 904 94 338ms 21 Apr 2020 280th stefangimmillaro 904 94 338ms 21 Aug 2023 280th sean-niemann 🇺🇸 904 94 310ms 20 Feb 2025 283rd canissimia 🇦🇶 904 194 4ms 21 Sep 2021 284th dvargas46 🇺🇸 903 55 50ms 15 Nov 2022 285th Shanethegamer 🇺🇸 902 68 105ms 7 Nov 2025 285th emgordon154 902 68 113ms 27 Nov 2025 285th GolfingSuccess 🇬🇷 902 68 101ms 28 Nov 2025 285th edsrzf 🇳🇿 902 68 108ms 28 Nov 2025 285th DialFrost 🇸🇬 902 68 101ms 28 Nov 2025 285th snoozingnewt 🇨🇦 902 68 103ms 30 Nov 2025 285th sean-niemann 🇺🇸 902 68 118ms 7 Dec 2025 285th Steffan153 🇫🇮 902 68 104ms 27 Feb 2026 293rd primo-ppcg 🇹🇭 901 60 374ms 21 Nov 2021 294th JayXon 🇺🇸 901 62 41ms 20 Aug 2021 295th kg583 🇺🇸 901 71 40ms 31 Aug 2024 296th GrayJoKing 🇦🇺 897 73 3ms 12 Feb 2023 296th Steffan153 🇫🇮 897 73 2ms 1 Nov 2023 298th tailorspy 897 77 58ms 22 Sep 2024 299th JayXon 🇺🇸 896 76 25ms 17 Apr 2022 299th m-tkach 🇺🇦 896 76 24ms 9 Mar 2023 301st MeWhenI 🇻🇦 895 95 345ms 22 Aug 2023 302nd JayXon 🇺🇸 892 59 1ms 6 Jan 2021 303rd DialFrost 🇸🇬 891 55 1,020ms 28 Feb 2025 304th sisyphus-ppcg 🇦🇺 890 58 73ms 13 Dec 2022 305th imrich-nagy 889 53 12ms 7 Sep 2020 306th saito-ta 🇯🇵 888 39 3ms 24 Oct 2023 307th prplz 🇦🇺 887 35 110ms 12 Mar 2020 308th Shanethegamer 🇺🇸 887 147 10ms 1 Aug 2023 308th MeWhenI 🇻🇦 887 147 9ms 1 Aug 2023 308th Lydxn 🇨🇦 887 147 10ms 1 Aug 2023 308th JayXon 🇺🇸 887 147 9ms 2 Aug 2023 308th Steffan153 🇫🇮 887 147 11ms 2 Aug 2023 308th janbehrens 🇩🇪 887 147 9ms 2 Aug 2023 308th GrayJoKing 🇦🇺 887 147 10ms 11 Aug 2023 308th BREMAUCY 🇫🇷 887 147 10ms 7 Sep 2023 308th dokutan 887 147 9ms 26 Oct 2023 308th Yewzir 🇧🇪 887 147 10ms 12 Mar 2024 308th HumanoidCPU 887 147 10ms 13 May 2024 308th pardouin 🇫🇷 887 147 9ms 20 Aug 2024 308th KatieLG 🇬🇧 887 147 10ms 26 Sep 2024 First Prev 241–320 of 3,300 Next Last