//                    Miles to Kilometers                      v. 3/29/06

// Write a C++ program to convert miles to kilometers.  (Recall
// that 1 mi = 1.6093440 km.)  Your program should prompt the
// user for miles and display the equivalent distance in kilo-
// meters.

// It should continuing prompting until the user enters a
// negative value.

#include <iostream.h>  // for cin and cout
#include <iomanip.h>   // for setw and setprecision

int main ()
{
	double value;

	cout << "Convert miles to kilometers" << endl << endl;
	cout << "Enter a negative number to stop the program." << endl;
	cin >> value;
	while ( value >= 0  ) {
	  cout << setw( 6 ) << value << " miles is " <<
	    setw( 8 ) << setprecision( 5 ) << value * 1.6093440 << endl;
	  cout << "Enter another distance" << endl;
	  cin >> value;
	}

	cout << "Thank you.  Come again." << endl;

	return 0;
}