lec6.cpp

#include<iostream>
using namespace std;

class Area
{
    public:
    int calculateArea(int r)
    {
        return 3.14*r*r;
    }
    int calculateArea(int l , int  b)
    {
        return l*b;
    }
};


int main() 
{
    Area A1;
    cout<<A1.calculateArea(5)<<endl;
    cout<<A1.calculateArea(5,6)<<endl;
}