container class in c++
// CPP program to illustrate
// concept of Containership
#include <iostream>
using namespace std;
class first {
public:
void showf()
{
cout << "Hello from first class\n";
}
};
// Container class
class second {
// creating object of first
first f;
public:
// constructor
second()
{
// calling function of first class
f.showf();
}
};
int main()
{
// creating object of second
second s;
}