check out this example

class Checkmain{
public static void main(String args[]){
args[1]="ashish";
System.out.println("hello ");
}
}
class Checkmain1 extends Checkmain{
public static void main(String args[]){
System.out.println("how r u");
}

}
class Jo{
public static void main(String args[]){
String S[]=new String[10] ;

Checkmain.main(S);
Checkmain1.main(S);
}}