//
//	Converter from kilometer to mile
//
import java.util.Scanner;

class KmToMile
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);

		double km, ml;
		boolean go = true;

		while(go)
		{
			System.out.print("\nInput kilometer: ");
			km = input.nextDouble();
			ml = km * 0.621371;
			System.out.println("\nThe corresp. mile: " + ml);

			System.out.print("\nQuit (y/n)?");
			String ans = input.next();
			if(ans.equalsIgnoreCase("y"))
				go = false;
		}

		//System.out.println("\n\n\nDone.\n\n");
	}
}