COPY CONSTRUCTOR

#include<iostream.h>
using namespace std;
class Marks{
public:
int math, science;
Marks(int a, int b)
{
maths=a;
science=b;
}
Marks(Marks &ob)
{
maths=obj.maths;
science=obj.science;
}
void Display()
{
cout<<"Maths="<<maths;
cout<<endl<<"Science="<<science;

}
};
int main()
{
Marks m(80,90);
Marks m1(m);
m.Display();
}