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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 ><> 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 ALGOL 68 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 ><> 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 ALGOL 68 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions 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 Lydxn 🇨🇦 913 61 37ms 14 Jun 2022 242nd nwellnhof 🇩🇪 913 93 308ms 6 Jan 2021 242nd Steffan153 🇫🇮 913 93 294ms 9 Aug 2024 244th JayXon 🇺🇸 912 68 460ms 28 Feb 2022 244th Lydxn 🇨🇦 912 68 452ms 28 Feb 2022 244th sean-niemann 🇺🇸 912 68 419ms 23 Dec 2024 247th lifthrasiir 🇰🇷 912 77 9ms 11 Dec 2024 247th jared-hughes 912 77 7ms 15 Dec 2024 249th Bubbler-4 911 30 36ms 2 Feb 2022 249th ovs-code 🇩🇪 911 30 32ms 17 Aug 2023 251st GrayJoKing 🇦🇺 911 53 2ms 10 Sep 2022 251st Steffan153 🇫🇮 911 53 2ms 19 Aug 2024 253rd primo-ppcg 🇹🇭 911 69 120ms 14 Jan 2022 253rd Steffan153 🇫🇮 911 69 124ms 25 Apr 2023 255th btnlq 911 78 1ms 7 Nov 2020 256th btnlq 910 61 2ms 5 Nov 2022 257th Steffan153 🇫🇮 908 47 134ms 6 Aug 2024 257th sean-niemann 🇺🇸 908 47 129ms 19 May 2025 259th Lydxn 🇨🇦 908 72 5ms 28 Feb 2023 260th Lydxn 🇨🇦 908 76 27ms 28 Jan 2023 260th Steffan153 🇫🇮 908 76 27ms 25 Apr 2023 260th sean-niemann 🇺🇸 908 76 28ms 19 May 2025 263rd schachmattmatt 906 52 10ms 11 Aug 2021 264th MeWhenI 🇻🇦 906 58 4ms 16 Dec 2024 264th Yewzir 🇧🇪 906 58 4ms 17 Dec 2024 264th GolfingSuccess 🇬🇷 906 58 5ms 11 Sep 2025 267th frankgraziano 905 144 10ms 11 Aug 2025 267th primo-ppcg 🇹🇭 905 144 10ms 13 Aug 2025 267th DialFrost 🇸🇬 905 144 9ms 13 Aug 2025 270th Lydxn 🇨🇦 904 75 25ms 14 Jun 2022 271st primo-ppcg 🇹🇭 903 94 302ms 21 Apr 2020 271st stefangimmillaro 903 94 290ms 21 Aug 2023 271st sean-niemann 🇺🇸 903 94 289ms 20 Feb 2025 274th canissimia 🇦🇶 903 194 4ms 21 Sep 2021 275th dvargas46 🇺🇸 902 55 53ms 15 Nov 2022 276th primo-ppcg 🇹🇭 900 60 405ms 21 Nov 2021 277th JayXon 🇺🇸 898 62 41ms 20 Aug 2021 278th Shanethegamer 🇺🇸 898 68 105ms 7 Nov 2025 278th emgordon154 898 68 151ms 27 Nov 2025 278th GolfingSuccess 🇬🇷 898 68 138ms 28 Nov 2025 278th edsrzf 🇳🇿 898 68 120ms 28 Nov 2025 278th DialFrost 🇸🇬 898 68 103ms 28 Nov 2025 278th snoozingnewt 🇨🇦 898 68 100ms 30 Nov 2025 278th sean-niemann 🇺🇸 898 68 107ms 7 Dec 2025 285th kg583 🇺🇸 898 71 40ms 31 Aug 2024 286th GrayJoKing 🇦🇺 896 73 3ms 12 Feb 2023 286th Steffan153 🇫🇮 896 73 2ms 1 Nov 2023 288th tailorspy 896 77 54ms 22 Sep 2024 289th MeWhenI 🇻🇦 894 95 292ms 22 Aug 2023 290th JayXon 🇺🇸 892 59 1ms 6 Jan 2021 291st JayXon 🇺🇸 892 76 25ms 17 Apr 2022 291st m-tkach 🇺🇦 892 76 24ms 9 Mar 2023 293rd DialFrost 🇸🇬 890 55 1,020ms 28 Feb 2025 294th imrich-nagy 889 53 9ms 7 Sep 2020 295th Lydxn 🇨🇦 889 104 1,741ms 22 Apr 2024 295th JayXon 🇺🇸 889 104 1,757ms 22 Apr 2024 297th sisyphus-ppcg 🇦🇺 888 58 72ms 13 Dec 2022 298th saito-ta 🇯🇵 887 39 2ms 24 Oct 2023 299th Shanethegamer 🇺🇸 887 147 10ms 1 Aug 2023 299th MeWhenI 🇻🇦 887 147 9ms 1 Aug 2023 299th Lydxn 🇨🇦 887 147 10ms 1 Aug 2023 299th JayXon 🇺🇸 887 147 9ms 2 Aug 2023 299th Steffan153 🇫🇮 887 147 9ms 2 Aug 2023 299th janbehrens 🇩🇪 887 147 9ms 2 Aug 2023 299th GrayJoKing 🇦🇺 887 147 10ms 11 Aug 2023 299th BREMAUCY 🇫🇷 887 147 10ms 7 Sep 2023 299th dokutan 887 147 9ms 26 Oct 2023 299th Yewzir 🇧🇪 887 147 10ms 12 Mar 2024 299th HumanoidCPU 887 147 10ms 13 May 2024 299th pardouin 🇫🇷 887 147 9ms 20 Aug 2024 299th KatieLG 🇬🇧 887 147 10ms 26 Sep 2024 299th emgordon154 887 147 9ms 4 Dec 2024 299th CaedenHarper 🇨🇦 887 147 9ms 24 Jan 2025 299th rucin93 🇵🇱 887 147 10ms 23 Apr 2025 299th albanian-laundromat 887 147 10ms 20 Jul 2025 299th Babafaba 887 147 10ms 24 Oct 2025 299th GolfingSuccess 🇬🇷 887 147 10ms 8 Nov 2025 299th snoozingnewt 🇨🇦 887 147 10ms 5 Dec 2025 319th prplz 🇦🇺 886 35 84ms 12 Mar 2020 320th sean-niemann 🇺🇸 885 57 1ms 7 Dec 2025 First Prev 241–320 of 3,157 Next Last