Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 671st Herbert00709 🇵🇱 872 99 54ms 8 Jun 2024 671st sean-niemann 🇺🇸 872 99 59ms 6 Aug 2024 678th JayXon 🇺🇸 872 143 1,770ms 15 Sep 2025 679th edsrzf 🇳🇿 871 95 2ms 5 Mar 2025 680th DialFrost 🇸🇬 871 148 1,014ms 12 Jan 2025 680th emgordon154 871 148 1,034ms 12 Jan 2025 680th Shanethegamer 🇺🇸 871 148 912ms 13 Jan 2025 680th KatieLG 🇬🇧 871 148 969ms 13 Jan 2025 680th HumanoidCPU 871 148 950ms 13 Jan 2025 680th dokutan 871 148 960ms 13 Jan 2025 680th GolfingSuccess 🇬🇷 871 148 957ms 18 Jan 2025 680th ovs-code 🇩🇪 871 148 963ms 24 Jan 2025 680th CaedenHarper 🇨🇦 871 148 1,063ms 25 Jan 2025 680th MeWhenI 🇻🇦 871 148 883ms 9 Feb 2025 680th pardouin 🇫🇷 871 148 852ms 25 Feb 2025 680th albanian-laundromat 871 148 960ms 25 Jul 2025 692nd AdrienHache 🇫🇷 870 82 2ms 7 Jan 2024 692nd pardouin 🇫🇷 870 82 2ms 8 Oct 2024 692nd LostSyntax21 🇬🇧 870 82 2ms 8 Jan 2025 692nd TeodorDyakov 🇧🇬 870 82 2ms 5 Mar 2025 696th primo-ppcg 🇹🇭 869 69 9ms 27 Nov 2019 696th jakzo 869 69 19ms 5 Sep 2021 696th Shanethegamer 🇺🇸 869 69 11ms 25 Apr 2023 699th msbranicky 869 117 277ms 8 Sep 2023 700th dcgjb 868 57 237ms 6 May 2024 701st ArmaanAS 868 70 9ms 8 Mar 2021 701st Hebelub 868 70 10ms 5 Jan 2024 701st Dataen 868 70 10ms 5 Jan 2024 701st dokutan 868 70 10ms 23 Jan 2024 705th duckyluuk 🇳🇱 866 70 2,687ms 26 Oct 2024 706th DialFrost 🇸🇬 866 73 1,448ms 12 Oct 2023 707th ovs-code 🇩🇪 866 95 28ms 10 Jan 2023 708th lynn 865 34 41ms 13 Apr 2021 708th jared-hughes 865 34 34ms 30 Sep 2021 708th Natanaelel 🇸🇪 865 34 43ms 28 Nov 2023 708th primo-ppcg 🇹🇭 865 34 37ms 24 Mar 2025 708th SirBogman 🇺🇸 865 34 36ms 8 Jul 2025 708th fuzzylojik-golf 🇺🇸 865 34 35ms 9 Sep 2025 714th MeWhenI 🇻🇦 865 61 5ms 23 May 2023 714th GrayJoKing 🇦🇺 865 61 401ms 15 Jan 2024 714th namelessiw 865 61 337ms 5 Mar 2024 714th neel11235813 865 61 392ms 10 Mar 2024 714th duckyluuk 🇳🇱 865 61 476ms 14 Jul 2024 714th b-illy 🇬🇧 865 61 398ms 14 Sep 2024 714th DialFrost 🇸🇬 865 61 426ms 26 Dec 2024 714th fuzzylojik-golf 🇺🇸 865 61 402ms 30 May 2025 714th CornerMercury 🇬🇧 865 61 437ms 12 days ago 723rd Steffan153 🇫🇮 865 81 3ms 3 Feb 2023 723rd GrayJoKing 🇦🇺 865 81 3ms 12 Feb 2023 725th emgordon154 863 30 49ms 10 Sep 2025 726th annaproxy 863 46 3ms 18 Feb 2022 727th jared-hughes 863 100 53ms 20 Jul 2022 728th MeWhenI 🇻🇦 861 78 2ms 27 Dec 2022 729th treeowl 861 79 172ms 27 Feb 2019 729th user189032 861 79 184ms 29 May 2019 729th cbrt-x 861 79 165ms 15 Sep 2023 732nd emgordon154 860 58 800ms 22 Dec 2021 733rd m-tkach 🇺🇦 860 77 3ms 5 Dec 2023 734th DaCuteRaccoon 859 65 3ms 30 Nov 2022 734th snoozingnewt 🇺🇸 859 65 4ms 1 Sep 2024 734th LostSyntax21 🇬🇧 859 65 2ms 8 Jan 2025 737th MeWhenI 🇻🇦 859 98 50ms 28 Aug 2024 738th gilufin 858 55 212ms 30 May 2021 738th Natanaelel 🇸🇪 858 55 38ms 10 May 2023 740th GrayJoKing 🇦🇺 857 70 13ms 20 Sep 2021 740th 0x24a537r9 857 70 13ms 10 Sep 2022 742nd stefangimmillaro 856 66 156ms 15 Jul 2023 743rd JDiLenarda 🇫🇷 856 71 1,211ms 9 Oct 2020 744th ovs-code 🇩🇪 855 44 149ms 31 Dec 2023 745th MeWhenI 🇻🇦 855 101 59ms 8 May 2022 745th janbehrens 🇩🇪 855 101 65ms 26 Nov 2023 747th clockworknazo 854 82 5ms 13 Oct 2022 747th ovs-code 🇩🇪 854 82 6ms 7 Feb 2023 747th Lydxn 🇨🇦 854 82 6ms 28 Feb 2023 750th ScottHamper 854 86 349ms 21 Nov 2021 First Prev 676–750 of 3,073 Next Last