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 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 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 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 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 Chars Time Submitted 241st MeWhenI 🇻🇦 913 47 2,336ms 24 Oct 2024 242nd primo-ppcg 🇹🇭 913 50 5ms 3 Jul 2023 243rd Lydxn 🇨🇦 913 61 37ms 14 Jun 2022 244th nwellnhof 🇩🇪 913 93 286ms 6 Jan 2021 244th Steffan153 🇫🇮 913 93 278ms 9 Aug 2024 246th JayXon 🇺🇸 912 68 462ms 28 Feb 2022 246th Lydxn 🇨🇦 912 68 457ms 28 Feb 2022 246th sean-niemann 🇺🇸 912 68 456ms 23 Dec 2024 249th lifthrasiir 🇰🇷 912 77 7ms 11 Dec 2024 249th jared-hughes 912 77 7ms 15 Dec 2024 251st Bubbler-4 911 30 36ms 2 Feb 2022 251st ovs-code 🇩🇪 911 30 32ms 17 Aug 2023 253rd GrayJoKing 🇦🇺 911 53 2ms 10 Sep 2022 253rd Steffan153 🇫🇮 911 53 2ms 19 Aug 2024 255th primo-ppcg 🇹🇭 911 69 128ms 14 Jan 2022 256th btnlq 911 78 1ms 7 Nov 2020 257th btnlq 910 61 2ms 5 Nov 2022 258th Steffan153 🇫🇮 908 47 132ms 6 Aug 2024 258th sean-niemann 🇺🇸 908 47 135ms 19 May 2025 260th MeWhenI 🇻🇦 908 58 4ms 16 Dec 2024 260th Yewzir 🇧🇪 908 58 4ms 17 Dec 2024 260th GolfingSuccess 🇬🇷 908 58 5ms 11 Sep 2025 260th albanian-laundromat 908 58 4ms 8 hours ago 264th Lydxn 🇨🇦 908 72 5ms 28 Feb 2023 265th Lydxn 🇨🇦 908 76 27ms 28 Jan 2023 265th Steffan153 🇫🇮 908 76 28ms 25 Apr 2023 265th sean-niemann 🇺🇸 908 76 27ms 19 May 2025 268th schachmattmatt 906 52 10ms 11 Aug 2021 269th Lydxn 🇨🇦 905 75 25ms 14 Jun 2022 270th frankgraziano 905 144 10ms 11 Aug 2025 270th primo-ppcg 🇹🇭 905 144 10ms 13 Aug 2025 270th DialFrost 🇸🇬 905 144 9ms 13 Aug 2025 273rd Steffan153 🇫🇮 904 54 6ms 7 days ago 274th primo-ppcg 🇹🇭 903 94 287ms 21 Apr 2020 274th stefangimmillaro 903 94 291ms 21 Aug 2023 274th sean-niemann 🇺🇸 903 94 292ms 20 Feb 2025 277th canissimia 🇦🇶 903 194 4ms 21 Sep 2021 278th dvargas46 🇺🇸 902 55 53ms 15 Nov 2022 279th Steffan153 🇫🇮 901 56 2ms 7 days ago 280th primo-ppcg 🇹🇭 900 60 405ms 21 Nov 2021 281st Shanethegamer 🇺🇸 900 68 132ms 7 Nov 2025 281st emgordon154 900 68 124ms 27 Nov 2025 281st GolfingSuccess 🇬🇷 900 68 104ms 28 Nov 2025 281st edsrzf 🇳🇿 900 68 116ms 28 Nov 2025 281st DialFrost 🇸🇬 900 68 128ms 28 Nov 2025 281st snoozingnewt 🇨🇦 900 68 116ms 30 Nov 2025 281st sean-niemann 🇺🇸 900 68 126ms 7 Dec 2025 281st Steffan153 🇫🇮 900 68 119ms 7 days ago 289th JayXon 🇺🇸 898 62 41ms 20 Aug 2021 290th kg583 🇺🇸 898 71 40ms 31 Aug 2024 291st GrayJoKing 🇦🇺 896 73 3ms 12 Feb 2023 291st Steffan153 🇫🇮 896 73 2ms 1 Nov 2023 293rd tailorspy 896 77 56ms 22 Sep 2024 294th JayXon 🇺🇸 894 76 25ms 17 Apr 2022 294th m-tkach 🇺🇦 894 76 24ms 9 Mar 2023 296th MeWhenI 🇻🇦 894 95 293ms 22 Aug 2023 297th JayXon 🇺🇸 892 59 1ms 6 Jan 2021 298th DialFrost 🇸🇬 890 55 1,020ms 28 Feb 2025 299th imrich-nagy 889 53 9ms 7 Sep 2020 300th Steffan153 🇫🇮 889 57 2ms 7 days ago 301st Lydxn 🇨🇦 889 104 1,741ms 22 Apr 2024 301st JayXon 🇺🇸 889 104 1,757ms 22 Apr 2024 303rd sisyphus-ppcg 🇦🇺 888 58 72ms 13 Dec 2022 304th saito-ta 🇯🇵 887 39 2ms 24 Oct 2023 305th Shanethegamer 🇺🇸 887 147 10ms 1 Aug 2023 305th MeWhenI 🇻🇦 887 147 9ms 1 Aug 2023 305th Lydxn 🇨🇦 887 147 10ms 1 Aug 2023 305th JayXon 🇺🇸 887 147 9ms 2 Aug 2023 305th Steffan153 🇫🇮 887 147 11ms 2 Aug 2023 305th janbehrens 🇩🇪 887 147 9ms 2 Aug 2023 305th GrayJoKing 🇦🇺 887 147 10ms 11 Aug 2023 305th BREMAUCY 🇫🇷 887 147 10ms 7 Sep 2023 305th dokutan 887 147 9ms 26 Oct 2023 305th Yewzir 🇧🇪 887 147 10ms 12 Mar 2024 305th HumanoidCPU 887 147 10ms 13 May 2024 305th pardouin 🇫🇷 887 147 9ms 20 Aug 2024 305th KatieLG 🇬🇧 887 147 10ms 26 Sep 2024 305th emgordon154 887 147 9ms 4 Dec 2024 305th CaedenHarper 🇨🇦 887 147 9ms 24 Jan 2025 305th rucin93 🇵🇱 887 147 10ms 23 Apr 2025 First Prev 241–320 of 3,178 Next Last