public class Variables2
{
    public static void main(String[] args)
    {
        byte   b=50;
        short  s=b;
        int    i=s;
        long   l=i;
        float  f=l;
        double d=f;
        System.out.println("b="+b);
        System.out.println("s="+s);
        System.out.println("i="+i);
        System.out.println("l="+l);
        System.out.println("f="+f);
        System.out.println("d="+d);
     }
}