Programming in C++, 2nd Edition

Copy Constrcutors 361

int power;

int ans;

public:

power(int n=9,int p=3); // declaration of constructor with

default arguments

void show()

{

cout<<“\n”<<num <<“raise to”<<power <<“is” <<ans;

}

};

power:: power (int n,int p )

{

num=n;

power=p;

ans=pow(n,p);

}

main()

{

clrscr();

class power p1,p2(5);

p1.show();

p2.show();

return 0;

}

OUTPUT

9 raise to 3 is 729

5 raise to 3 is 125

Explanation: In the above program, the class power is declared. It has three integer member

variables and one member function show(). The show() function is used to display the values

of member data variables. The constructor of class power is declared with ...