void setbysum(complex c1 ,complex c2) //using class object we are accessing a and b (o1 and o1 is complex class's object) a=c1.a+c2.a; // 1+2i.a +3+4i // we created ...

void setvalues(int a1,int b1,int c1) //formal arguments who will take values from actual argument to main function void classObject(object ob1,object ob2,object ob3) //these 3 object will have their ...

Abstract: The usability of APIs is increasingly important to programmer productivity. Based on experience with usability studies of specific APIs, techniques were explored for studying the usability ...