public class AliasByAssignment {
    public static void main(String[] args) {

	int x = 3;
	int y = x;

	System.out.println("Before: x == " + x + ", y == " + y);
	y++;
	System.out.println("Executed: y++;");
	System.out.println("After: x == " +  x + ", y == " + y);

	byte[] a = {1,1,1};
	byte[] b = a;

	System.out.print("Before: a == [" + a[0] + "," + a[1] + "," + a[2] + "]");
	System.out.println(" b == [" + b[0] + "," + b[1] + "," + b[2] + "]");
	b[0]++;
	System.out.println("Executed: b[0]++;");
	System.out.print("After: a == [" + a[0] + "," + a[1] + "," + a[2] + "]");
	System.out.println(" b == [" + b[0] + "," + b[1] + "," + b[2] + "]");
	
	java.util.Date start = new java.util.Date();
	java.util.Date end = start;

	System.out.println("Before: start == " + start);
	System.out.println("        end == " + end);
	end.setTime(0);
	System.out.println("Executed: end.setTime(0);");
	System.out.println("After: start == " + start);
	System.out.println("        end == " + end);
    }
}