// casting and coersion
// Mikhail Nesterenko
// 9/4/2019

int main(){

   int a=9, b=2;
   double c;

   // casting of integer expression to double
   c = static_cast<double>(a)/b;

   // wrong casting
   // c = static_cast<double>(a/b);

   // coersing of integer experssion to double
   c = a + 30;
}