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Program to use a private data member.

 

#include<iostream.h>
#include<conio.h>


class box
{
private:
int l;
int b;
int h;
public:
void getdata()
{
cout<<"Enter parameters:";
cin>>l>>b>>h;
}

void vol()
{
cout<<"vol is:"<<l*b*h;
}
};


void main()
{
box b1;
b1.getdata();        // function of a class can use a private data by  dot membership operator
b1.vol();
getch();
}

Output:

Enter parameters:10
10
10
vol is:1000


 

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