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 480th janbehrens 🇩🇪 C# 880 83 26 Nov 2023 480th Yewzir 🇧🇪 C# 880 83 11 Feb 2024 483rd jared-hughes Java 880 132 15 Feb 2022 484th benwilliamgraham Python 879 69 26 Jan 2019 484th OllieBoyne 🇬🇧 Python 879 69 16 Jan 2021 484th eiburns Python 879 69 20 Jan 2022 484th vishwathg Python 879 69 16 Aug 2022 484th emirps Python 879 69 22 Feb 2023 484th Vaekor Python 879 69 9 Jul 2023 484th AVDestroyer Python 879 69 4 Sep 2023 484th m42km Python 879 69 7 Oct 2023 484th elgan65536 Python 879 69 4 Apr 2024 493rd marcin7Cd Haskell 879 77 11 Mar 2020 494th MeWhenI 🇻🇦 Factor 878 52 2 Nov 2023 494th Yewzir 🇧🇪 Factor 878 52 7 Mar 2024 496th Attero 🇸🇪 C 878 81 4 May 2020 496th sean-niemann 🇺🇸 C 878 81 5 Jan 2022 496th c0d3-4-F00d 🇩🇪 C 878 81 5 Jan 2022 496th DialFrost 🇸🇬 C 878 81 28 Jan 2023 496th KasperKivimaeki 🇫🇮 C 878 81 23 Feb 2024 501st lynn OCaml 877 93 12 Jul 2023 502nd primo-ppcg 🇹🇭 Perl 876 50 11 Oct 2020 502nd o0lit3 🇺🇸 Perl 876 50 19 Apr 2021 502nd armin-k1 Perl 876 50 8 Sep 2021 502nd nwellnhof 🇩🇪 Perl 876 50 26 Dec 2021 502nd Lydxn 🇨🇦 Perl 876 50 25 May 2022 502nd saito-ta 🇯🇵 Perl 876 50 27 May 2022 508th MeWhenI 🇻🇦 Wren 876 75 12 Sep 2022 509th GrayJoKing 🇦🇺 Forth 874 65 26 Jul 2023 510th emplv 🇱🇻 Pascal 873 93 29 Jun 2022 511th m-tkach 🇺🇦 C++ 873 98 9 Mar 2023 511th annaproxy C++ 873 98 22 Oct 2023 511th Yewzir 🇧🇪 C++ 873 98 30 Dec 2023 514th alo-gin Ruby 872 54 19 Oct 2018 514th hrrs01 Ruby 872 54 14 Apr 2020 514th jared-hughes Ruby 872 54 9 Sep 2022 514th ovs-code 🇩🇪 Ruby 872 54 9 May 2023 518th DialFrost 🇸🇬 R 872 67 23 Oct 2023 519th primo-ppcg 🇹🇭 Julia 871 53 19 Oct 2020 519th MeWhenI 🇻🇦 Julia 871 53 15 Feb 2023 521st anter69 🇭🇺 Crystal 871 57 24 Feb 2023 522nd primo-ppcg 🇹🇭 Lua 869 77 13 Jul 2021 523rd hemphen C# 869 84 28 Aug 2022 524th ovs-code 🇩🇪 D 869 88 28 Feb 2022 525th primo-ppcg 🇹🇭 Go 869 116 21 Apr 2020 525th kkoenig Go 869 116 5 Jan 2024 527th Yewzir 🇧🇪 Dart 868 79 6 Dec 2023 528th primo-ppcg 🇹🇭 JavaScript 867 69 27 Nov 2019 528th jakzo JavaScript 867 69 5 Sep 2021 528th Shanethegamer 🇺🇸 JavaScript 867 69 25 Apr 2023 531st AdrienHache C 867 82 7 Jan 2024 531st roupiq 🇵🇱 C 867 82 19 Feb 2024 533rd janbehrens 🇩🇪 Java 867 134 26 Nov 2023 534th lynn J 866 34 13 Apr 2021 534th jared-hughes J 866 34 30 Sep 2021 534th jonahx J 866 34 27 Aug 2022 534th Natanaelel 🇸🇪 J 866 34 28 Nov 2023 538th dcgjb PowerShell 866 57 3 days ago 539th ArmaanAS Python 866 70 8 Mar 2021 539th Hebelub Python 866 70 5 Jan 2024 Prev 481–540 of 2,333 Next