QR Decoder in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arrows ASCII Table brainfuck Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Fibonacci Fizz Buzz Foo Fizz Buzz Bar Fractions Game of Life Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers Look and Say Lucky Numbers Lucky Tickets Maze Morse Decoder Morse Encoder Musical Chords 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 Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment 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 λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC brainfuck C C# C++ COBOL Crystal D Dart Elixir F# Fortran Go GolfScript Haskell Hexagony J Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Ruby Rust sed SQL Swift Tcl V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC brainfuck C C# C++ COBOL Crystal D Dart Elixir F# Fortran Go GolfScript Haskell Hexagony J Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Ruby Rust sed SQL Swift Tcl V VimL Wren Zig Hole All 12 Days of Christmas 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arrows ASCII Table brainfuck Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Fibonacci Fizz Buzz Foo Fizz Buzz Bar Fractions Game of Life Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers Look and Say Lucky Numbers Lucky Tickets Maze Morse Decoder Morse Encoder Musical Chords 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 Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment 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 λ π τ φ √2 𝑒 # Golfer Lang Points Bytes Time 1st HPWiz 🇬🇧 K 1,000 68 9 days ago 2nd ovs-code 🇩🇪 K 986 69 24 Aug 2022 3rd nwellnhof 🇩🇪 J 973 80 28 Sep 2021 3rd HPWiz 🇬🇧 J 973 80 29 Sep 2021 5th NewDefectus 🇮🇱 Assembly 968 80 28 Sep 2021 6th nwellnhof 🇩🇪 Ruby 947 102 25 Sep 2021 7th JayXon 🇺🇸 Python 947 139 24 Oct 2021 7th nwellnhof 🇩🇪 Python 947 139 24 Jan 2022 9th Bubbler-4 K 944 72 2 Feb 2022 10th primo-ppcg 🇹🇭 Perl 939 104 22 May 2022 11th JayXon 🇺🇸 JavaScript 934 132 21 Sep 2021 12th JayXon 🇺🇸 Crystal 927 110 24 Oct 2021 13th JayXon 🇺🇸 C 927 121 24 Sep 2021 13th nwellnhof 🇩🇪 C 927 121 25 Sep 2021 15th nwellnhof 🇩🇪 Perl 921 106 25 Sep 2021 16th btnlq Python 921 143 24 Sep 2021 17th nwellnhof 🇩🇪 JavaScript 920 134 27 Sep 2021 18th SirBogman 🇺🇸 K 919 74 7 Nov 2022 19th JayXon 🇺🇸 Julia 917 120 12 Feb 2022 20th JayXon 🇺🇸 C# 917 132 21 Nov 2021 21st nwellnhof 🇩🇪 Raku 915 123 18 Sep 2021 22nd btnlq PowerShell 913 125 2 Oct 2021 23rd MeWhenI 🇻🇦 GolfScript 912 105 27 Jul 2022 24th jakobvarmose Assembly 911 85 24 Sep 2021 25th JayXon 🇺🇸 C++ 907 144 3 Jan 2022 25th nwellnhof 🇩🇪 C++ 907 144 3 Jan 2022 27th nwellnhof 🇩🇪 C# 896 135 21 Nov 2021 28th JayXon 🇺🇸 Ruby 895 108 24 Oct 2021 29th jared-hughes Bash 894 152 8 days ago 30th JayXon 🇺🇸 D 893 146 5 Mar 2022 31st JayXon 🇺🇸 Lua 893 147 26 Sep 2021 32nd Lydxn 🇨🇦 Python 890 148 22 Sep 2021 33rd emplv 🇱🇻 PHP 889 153 27 days ago 34th JayXon 🇺🇸 V 888 134 24 Oct 2021 35th o0lit3 🇺🇸 Perl 887 110 1 Nov 2021 36th JayXon 🇺🇸 Java 885 182 1 Nov 2021 36th nwellnhof 🇩🇪 Java 885 182 1 Nov 2021 38th JayXon 🇺🇸 Nim 884 162 8 Nov 2021 39th Bubbler-4 J 875 89 25 Feb 2022 40th JayXon 🇺🇸 Go 874 184 24 Oct 2021 40th JayXon 🇺🇸 F# 874 184 30 Oct 2021 42nd JayXon 🇺🇸 Rust 874 199 26 Sep 2021 43rd JayXon 🇺🇸 Swift 872 189 28 Sep 2021 44th MeWhenI 🇻🇦 AWK 869 161 12 Nov 2022 45th SirBogman 🇺🇸 Fortran 867 204 25 Nov 2021 46th JayXon 🇺🇸 Dart 865 168 22 Oct 2022 47th nwellnhof 🇩🇪 PowerShell 864 132 27 Sep 2021 48th MeWhenI 🇻🇦 Ruby 863 112 14 Aug 2022 49th JayXon 🇺🇸 Wren 858 182 8 Oct 2022 50th lynn Haskell 856 241 3 days ago 1–50 of 232 Next