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 180th GrayJoKing 🇦🇺 Haskell 928 73 5 Dec 2020 180th Shanethegamer 🇺🇸 Haskell 928 73 15 Jul 2021 180th yzhs 🇩🇪 Haskell 928 73 24 Jul 2021 180th sean-niemann 🇺🇸 Haskell 928 73 7 Sep 2021 180th MeWhenI 🇻🇦 Haskell 928 73 15 Sep 2021 180th sisyphus-ppcg 🇦🇺 Haskell 928 73 16 Mar 2022 180th Lydxn 🇨🇦 Haskell 928 73 4 Jul 2022 180th DaCuteRaccoon Haskell 928 73 30 Nov 2022 180th DialFrost 🇸🇬 Haskell 928 73 28 Jan 2023 180th Steffan153 🇫🇮 Haskell 928 73 28 Jan 2023 180th scpchicken 🇵🇼 Haskell 928 73 7 Mar 2023 192nd lyphyser Assembly 927 51 26 Dec 2023 193rd HPWiz 🇬🇧 VimL 927 53 18 Mar 2022 194th Lydxn 🇨🇦 Rust 926 87 13 Jan 2022 194th JayXon 🇺🇸 Rust 926 87 14 Jan 2022 196th nwellnhof 🇩🇪 C# 925 79 21 Nov 2021 197th Shanethegamer 🇺🇸 GolfScript 924 28 22 Jul 2022 198th sisyphus-ppcg 🇦🇺 C 924 77 3 Jul 2021 199th sean-niemann 🇺🇸 AWK 923 60 29 Oct 2022 199th Lydxn 🇨🇦 AWK 923 60 30 Oct 2022 199th sisyphus-ppcg 🇦🇺 AWK 923 60 3 Nov 2022 199th primo-ppcg 🇹🇭 AWK 923 60 19 Nov 2022 199th clockworknazo AWK 923 60 19 Nov 2022 199th Steffan153 🇫🇮 AWK 923 60 28 Jan 2023 199th xsot 🇸🇬 AWK 923 60 25 Jul 2023 199th DialFrost 🇸🇬 AWK 923 60 14 Sep 2023 207th ScottHamper Java 923 126 16 Oct 2020 207th nwellnhof 🇩🇪 Java 923 126 17 Oct 2020 207th JayXon 🇺🇸 Java 923 126 26 May 2021 207th Lydxn 🇨🇦 Java 923 126 29 May 2021 207th primo-ppcg 🇹🇭 Java 923 126 23 Jun 2021 207th MeWhenI 🇻🇦 Java 923 126 21 Sep 2021 207th sean-niemann 🇺🇸 Java 923 126 2 Dec 2021 207th stefangimmillaro Java 923 126 17 Jul 2022 207th Steffan153 🇫🇮 Java 923 126 30 Nov 2022 207th DialFrost 🇸🇬 Java 923 126 22 Jan 2023 207th h3ra993huskp Java 923 126 20 Dec 2023 218th primo-ppcg 🇹🇭 ><> 922 43 2 Nov 2020 218th sisyphus-ppcg 🇦🇺 ><> 922 43 3 Nov 2020 218th MeWhenI 🇻🇦 ><> 922 43 5 Aug 2021 218th Irratix 🇳🇱 ><> 922 43 11 Dec 2021 218th stefangimmillaro ><> 922 43 23 Apr 2022 218th Lydxn 🇨🇦 ><> 922 43 5 Aug 2023 224th JayXon 🇺🇸 V 922 60 9 Jul 2021 224th Lydxn 🇨🇦 V 922 60 9 Jul 2021 224th MeWhenI 🇻🇦 V 922 60 4 Nov 2021 224th sisyphus-ppcg 🇦🇺 V 922 60 24 Mar 2022 228th lynn Prolog 921 64 15 Nov 2021 228th MeWhenI 🇻🇦 Prolog 921 64 15 Nov 2021 228th Lydxn 🇨🇦 Prolog 921 64 16 Nov 2021 228th GrayJoKing 🇦🇺 Prolog 921 64 18 Nov 2021 228th btnlq Prolog 921 64 18 Nov 2021 228th annaproxy Prolog 921 64 5 Jan 2022 228th JayXon 🇺🇸 Prolog 921 64 15 Feb 2022 228th Steffan153 🇫🇮 Prolog 921 64 25 Sep 2022 228th IanUtley Prolog 921 64 17 Nov 2022 228th Yewzir 🇧🇪 Prolog 921 64 11 Nov 2023 228th Betuaredead Prolog 921 64 12 Nov 2023 239th sisyphus-ppcg 🇦🇺 JavaScript 921 65 27 Jan 2021 239th MeWhenI 🇻🇦 JavaScript 921 65 15 Sep 2021 Prev 181–240 of 2,347 Next