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 brainfuck 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 Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong 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 Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust sed SQL Swift Tcl TeX V VimL Wren Zig 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 brainfuck 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 Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong 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 Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Lang Points Bytes Time 721st lynn Coconut 791 66 17 Feb 2024 722nd DialFrost 🇸🇬 Wren 791 83 5 Nov 2023 722nd dokutan Wren 791 83 27 Mar 2024 724th marcin7Cd C 790 90 17 May 2020 724th dokutan C 790 90 a day ago 726th Irratix 🇳🇱 Java 790 147 11 Dec 2021 727th GrayJoKing 🇦🇺 Berry 789 88 9 Oct 2023 728th kevlened JavaScript 788 76 22 Oct 2018 728th emgordon154 JavaScript 788 76 22 Dec 2021 728th inventshah JavaScript 788 76 6 May 2022 728th KrausRaus 🇺🇸 JavaScript 788 76 26 May 2022 732nd cure-honey 🇯🇵 Fortran 787 85 15 Jul 2021 733rd sean-niemann 🇺🇸 D 786 97 26 Sep 2023 734th Andriamanitra 🇫🇮 Ruby 785 60 20 Jul 2022 735th roavin C# 785 93 16 May 2022 736th Jacob385 Java 785 148 15 Mar 2024 737th GrayJoKing 🇦🇺 Hexagony 784 85 1 Mar 2021 738th jmerle 🇳🇱 TeX 784 100 4 Jul 2023 739th Irratix 🇳🇱 C 781 91 19 Dec 2021 740th Shanethegamer 🇺🇸 Berry 780 89 9 Oct 2023 740th MeWhenI 🇻🇦 Berry 780 89 10 Oct 2023 742nd MeWhenI 🇻🇦 VimL 779 63 11 Nov 2021 743rd duckyluuk 🇳🇱 Coconut 779 67 27 Mar 2024 744th KatieLG 🇬🇧 ><> 778 51 9 Dec 2020 744th msbranicky ><> 778 51 27 Jul 2023 744th dokutan ><> 778 51 11 Nov 2023 747th SirBogman 🇺🇸 Fortran 778 86 2 Nov 2022 748th guliyevemil1 🇦🇿 Haskell 778 87 20 Apr 2020 748th strout Haskell 778 87 15 Dec 2023 750th jakobwitte JavaScript 777 77 21 Mar 2018 750th jareddaugherty JavaScript 777 77 29 Sep 2018 750th Mikaeel66 JavaScript 777 77 11 Nov 2019 750th ArmaanAS JavaScript 777 77 8 Mar 2021 750th Re-Adventures 🇮🇳 JavaScript 777 77 18 May 2021 755th Waffle3z Python 777 78 9 Jul 2021 756th yzhs 🇩🇪 J 775 38 21 Jun 2022 757th Natanaelel 🇸🇪 Crystal 775 64 19 Sep 2021 758th robymus Ruby 772 61 17 Sep 2018 759th msbranicky Berry 771 90 11 Oct 2023 760th aposteriorist 🇨🇦 D 770 99 27 Feb 2022 760th stackofbears D 770 99 5 Mar 2022 762nd Irratix 🇳🇱 C++ 770 111 3 Jan 2022 763rd bastatom Go 770 131 25 Feb 2024 764th Shanethegamer 🇺🇸 Julia 769 60 9 Mar 2023 765th JayXon 🇺🇸 TeX 769 102 15 Mar 2023 766th galloj 🇨🇿 sed 769 107 28 Aug 2022 767th Eilonlif 🇮🇱 Python 768 79 20 Feb 2023 767th fkantelberg Python 768 79 22 Jul 2023 769th jiaminglimjm 🇲🇾 COBOL 768 172 9 Jan 2021 770th bluebear94 Raku 767 49 12 Feb 2018 770th prplz 🇦🇺 Raku 767 49 27 Sep 2021 772nd shuding JavaScript 767 78 4 May 2020 772nd igmcdowell JavaScript 767 78 20 Dec 2021 772nd dylanarmstrong JavaScript 767 78 24 Jan 2024 775th elgan65536 C 765 93 28 Nov 2023 775th Bmrl7 C 765 93 29 Feb 2024 777th dpatterbee Go 764 132 24 Aug 2020 778th neihousaigaai Java 764 152 8 May 2021 779th yzhs 🇩🇪 Crystal 763 65 3 Aug 2021 780th NewDefectus 🇮🇱 Assembly 762 62 6 Jun 2021 Prev 721–780 of 2,299 Next