Happy Numbers in C 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 60th cmayer777 C 652 115 12 Nov 2022 62nd jngbsn C 641 117 2 Mar 2019 63rd ElelockSystems C 625 120 12 Mar 2019 63rd aubergine-sauce C 625 120 20 Sep 2023 65th bac0id C 610 123 11 Jul 2020 65th tegenton C 610 123 6 Oct 2021 65th Haksell 🇦🇶 C 610 123 28 Feb 2023 65th HumanoidCPU C 610 123 16 Nov 2023 65th RealAMC 🇳🇿 C 610 123 21 Nov 2023 70th ColesHoles C 600 125 1 Oct 2021 70th nyoshe C 600 125 24 Sep 2023 72nd NJRist 🇺🇸 C 591 127 25 Nov 2022 72nd TerenceDarphorn C 591 127 6 Jun 2023 74th osmith93 C 573 131 31 Mar 2019 75th dillon-duncando C 560 134 24 Dec 2021 76th msbranicky C 556 135 28 Aug 2023 77th Y4ren C 528 142 2 Dec 2021 78th lightbliss C 521 144 5 Sep 2019 78th generot 🇧🇬 C 521 144 29 Feb 2020 80th hjcafaroUC C 503 149 7 Aug 2020 81st jonah1068 C 497 151 15 Sep 2023 82nd calinous 🇷🇴 C 487 154 28 Feb 2023 83rd shaneliu-zf 🇹🇼 C 481 156 6 Jul 2020 83rd KatieLG 🇬🇧 C 481 156 1 Dec 2020 83rd mokymok 🇺🇸 C 481 156 10 Nov 2021 83rd Despacito696969 C 481 156 12 Nov 2021 87th Luz-K C 478 157 20 Apr 2020 88th heypwesto 🇳🇿 C 475 158 13 Apr 2021 88th KatieLG-Transpiler 🇬🇧 C 475 158 23 Jun 2022 90th zt14427 C 469 160 4 Mar 2023 91st Adrien-AM C 460 163 27 Dec 2021 92nd Evoniuk C 452 166 31 May 2021 93rd Azearia C 434 173 7 Nov 2023 94th ryguyNelson C 405 185 30 Dec 2020 95th alexjlaberge C 393 191 5 Aug 2020 96th milliorn C 192 391 8 Mar 2020 97th DrProfPatPending C 75 996 26 Jun 2019 Prev 61–97 of 97