// Miles are converted to kilometers.
//   Title: mi_km

#include <iostream.h>
const double m_to_k = 1.609;
inline int convert(int mi) { return (mi * m_to_k); }

int main()
{
   int miles;

   do {
      cout << "Input distance in miles: ";
      cin >> miles;
      cout << "\nDistance is " << convert(miles) << " km." << endl;
   } while (miles > 0);
   return 0;
}