class thiss{
int a,b;
thiss(){
a=1;
b=2;}
thiss(int c,int d){
this();
this.a=c;
this.b=d;
}
void displaydata(){
System.out.println("c= "+a);
System.out.println("d= "+b);
}
public static void main(String []arg){
thiss t1= new thiss();
t1.displaydata();
thiss t2= new thiss(3,4);
t2.displaydata();
}}
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Output:
c= 1;
d=2;
c= 3;
d=4;
