Program to add two numbers using command line argument 2

Code Box 
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/*Program to add two numbers using command line argument 2 */

class add
{
public static void main(String x[])
{
int a,b,c;

System.out.print("\nzeroth argument :"+x[0]);
a=Integer.parseInt(x[0]);
//zeroth argument in a
System.out.print("\nvalue of a= "+x[0]);


System.out.print("\nfirst argument :"+x[1]);
b=Integer.parseInt(x[1]);
//first argument in b
System.out.print("\nvalue of b= "+x[1]);

c=a+b;

System.out.print("\nSum of a+b= "+c);

}
}