public class ConDemo
{
    public static void main(String args[])
    {
	int x,y,z,a,b;
	a=15;
	b=21;
	x=(a<b?a:b);
	y=(a!=b?a:b);
	z=(a==b?a:b);
	System.out.println("x="+x);
	System.out.println("y="+y);
	System.out.println("z="+z);
    }
}