 Swift
        Swift  
      Swiftでの乱数生成のたった10の方法    
   Swift
        Swift   Perl
        Perl   C++
        C++   CSS
        CSS   VHDL
        VHDL   JS
        JS   C++
        C++   C++
        C++   Ruby
        Ruby   Ruby
        Ruby   JS
        JS   Python
        Python   Perl
            Perl     C++
            C++     TypeScript
            TypeScript     Python
            Python     JS
            JS     Dart
            Dart     Python
            Python     Python
            Python     Dart
            Dart     VHDL
            VHDL