// Program to illustrate Nested classes
#include<iostream.h>
class first
{
private:
int a;
int b;
public:
void assign(int p,int q)
{
a=p;
b=q;
}
int multiply()
{
return a*b;
}
};
class second
{
private:
int a ;
int b;
first fff;
public:
void assign1(int p,int q, int r,int s)
{
a=p;
b=q;
fff.assign(r,s);
}
int multiply()
{
return a*b*fff.multiply();
}
};
void main()
{
second obj;
obj.assign1(3,2,5,6);
int z=obj.multiply();
cout<<"\n The result is :"<<z;
}
Test data
Output
The result is : 180
