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 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 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 Calendar 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 Multitap Input NFA Simulator 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Calendar 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 Multitap Input NFA Simulator 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 289th KatieLG 🇬🇧 887 147 10ms 26 Sep 2024 289th emgordon154 887 147 10ms 4 Dec 2024 289th CaedenHarper 🇨🇦 887 147 10ms 24 Jan 2025 289th rucin93 🇵🇱 887 147 10ms 23 Apr 2025 289th albanian-laundromat 887 147 10ms 20 Jul 2025 289th Babafaba 887 147 10ms 24 Oct 2025 289th GolfingSuccess 🇬🇷 887 147 10ms 8 Nov 2025 289th snoozingnewt 🇨🇦 887 147 11ms 2 days ago 309th prplz 🇦🇺 886 35 95ms 12 Mar 2020 310th sean-niemann 🇺🇸 885 57 2ms 5 hours ago 311th ScottHamper 882 56 9ms 30 May 2021 311th JayXon 🇺🇸 882 56 9ms 9 Mar 2023 311th Steffan153 🇫🇮 882 56 9ms 9 Aug 2024 311th sean-niemann 🇺🇸 882 56 9ms 18 Jan 2025 315th marcin7Cd 881 148 10ms 12 Oct 2020 315th Attero 🇸🇪 881 148 10ms 12 Oct 2020 315th sisyphus-ppcg 🇦🇺 881 148 10ms 30 May 2021 315th lynn 881 148 10ms 1 Jun 2021 315th SirBogman 🇺🇸 881 148 10ms 28 Nov 2021 315th ovs-code 🇩🇪 881 148 9ms 22 Apr 2022 315th scpchicken 🇵🇼 881 148 10ms 4 Feb 2023 322nd rak1507 🇬🇧 880 25 2ms 10 Jan 2022 322nd lynn 880 25 2ms 10 Jan 2022 322nd Bubbler-4 880 25 2ms 10 Jan 2022 322nd primo-ppcg 🇹🇭 880 25 2ms 10 Jan 2022 322nd HPWiz 🇳🇿 880 25 2ms 12 Jan 2022 322nd razetime 880 25 2ms 24 Jan 2022 322nd GrayJoKing 🇦🇺 880 25 2ms 2 Feb 2022 322nd Garklein 🇨🇦 880 25 2ms 20 Feb 2022 322nd SirBogman 🇺🇸 880 25 2ms 20 Feb 2022 322nd Steffan153 🇫🇮 880 25 2ms 20 Feb 2023 322nd JayXon 🇺🇸 880 25 2ms 22 Feb 2023 322nd sean-niemann 🇺🇸 880 25 2ms 8 Mar 2023 322nd 5cw 🇺🇸 880 25 2ms 11 Apr 2023 322nd Natanaelel 🇸🇪 880 25 3ms 14 Jul 2023 322nd zacjl 880 25 2ms 14 Sep 2023 322nd copy 880 25 2ms 23 Feb 2024 322nd GolfingSuccess 🇬🇷 880 25 3ms 19 Mar 2025 322nd fuzzylojik-golf 🇺🇸 880 25 2ms 7 Sep 2025 340th saito-ta 🇯🇵 880 26 153ms 12 Aug 2022 340th GolfingSuccess 🇬🇷 880 26 109ms 13 Aug 2022 340th clockworknazo 880 26 110ms 6 Sep 2022 340th orthoplex 🇨🇽 880 26 190ms 1 Feb 2024 344th nwellnhof 🇩🇪 877 60 2ms 11 Feb 2020 344th primo-ppcg 🇹🇭 877 60 2ms 22 Aug 2020 346th Steffan153 🇫🇮 875 40 4ms 15 Aug 2024 347th KatieLG-Transpiler 🇬🇧 875 149 10ms 24 Jun 2022 348th primo-ppcg 🇹🇭 874 66 140ms 6 May 2019 348th HPWiz 🇳🇿 874 66 135ms 7 May 2019 348th lynn 874 66 136ms 15 Jul 2021 348th JayXon 🇺🇸 874 66 143ms 4 Jul 2022 348th Steffan153 🇫🇮 874 66 131ms 28 Jan 2023 348th btnlq 874 66 138ms 15 Oct 2023 348th sean-niemann 🇺🇸 874 66 142ms 9 Jan 2025 355th GrayJoKing 🇦🇺 874 71 475ms 11 Sep 2022 356th MeWhenI 🇻🇦 873 54 10ms 22 Aug 2023 357th 386asm 🇺🇸 873 59 44ms 13 Apr 2023 357th sean-niemann 🇺🇸 873 59 46ms 20 Feb 2025 359th DialFrost 🇸🇬 868 148 461ms 12 Jan 2025 359th emgordon154 868 148 465ms 12 Jan 2025 359th Shanethegamer 🇺🇸 868 148 445ms 13 Jan 2025 359th KatieLG 🇬🇧 868 148 461ms 13 Jan 2025 359th HumanoidCPU 868 148 507ms 13 Jan 2025 359th dokutan 868 148 472ms 13 Jan 2025 359th GolfingSuccess 🇬🇷 868 148 462ms 18 Jan 2025 359th ovs-code 🇩🇪 868 148 451ms 24 Jan 2025 359th CaedenHarper 🇨🇦 868 148 474ms 25 Jan 2025 359th MeWhenI 🇻🇦 868 148 471ms 9 Feb 2025 359th pardouin 🇫🇷 868 148 568ms 25 Feb 2025 359th albanian-laundromat 868 148 431ms 25 Jul 2025 371st Zolmeister 867 57 9ms 31 Jan 2019 371st prplz 🇦🇺 867 57 9ms 7 Jul 2020 371st tomtheisen 🇺🇸 867 57 9ms 24 Sep 2020 371st nwellnhof 🇩🇪 867 57 9ms 27 Jan 2021 375th prplz 🇦🇺 865 40 3ms 6 Mar 2020 First Prev 301–375 of 3,120 Next Last
