public class Casting
{
    public static void main(String [] args)
    {
	int intNum;
	double realNum;
	realNum = 1.9;
	intNum = (int) realNum;   // Cast needed to explicitly convert
	System.out.println(intNum + " " + realNum);
	realNum = intNum;  // Cast not needed: going from more to less
	System.out.println(intNum + " " + realNum);
    }
}