oop-praddy: C++ program to show constructor to initialize base class

//shows constructor to initialize base class

#include <iostream.h>

class Nine

{

public:

int x, y;

Nine(int a, int b)

{

x=a;

y=b;

}

void showdata()

{

cout <<"The values are: " <<x <<" and " <<y;

}

};

class Ten: public Nine

{

int l,m;

public:

Ten(int w, int d) : Nine(w,d)

{

l=w;

m=d;

}

void showdata()

{

cout <<"The values are: " <<l <<" , " <<m <<" , " <<x <<" , " <<y;

}

};

int main()

{

//Nine obj1(3,4);

Ten obj2(5,6);

//obj1.showdata();

obj2.showdata();

return 0;

}

oop-praddy