freffdf

#include<iostream>
using namespace std;
int add(int a,int b);
double add(double a,double b);//can not declare with just prototype return type difference

class rectangle
{
private:
    int area;
    int length;
    int breadth;
public:
    rectangle(int l,int b)
    {
        length=l;
        breadth=b;

    }
    rectangle(int s)
    {
        length=s;
        breadth=s;
    }
    rectangle()
    {

    }
    ~rectangle()
    {

        cout<<"destructor calling"<<"\n";

    }
    void set_length(int l);

    int get_length();

    void set_breadth(int b);

    int get_breadth();

    int get_area();


};

void rectangle::set_length(int l)
{
    if(l<0)
    {
        length=0;
        return;
    }
    length=l;
}
int rectangle::get_length()
{
    return length;
}
void rectangle::set_breadth(int b)
{
    if(b<0)
    {
        breadth=0;
        return;
    }
    breadth=b;
}
int rectangle::get_breadth()
{
    return breadth;
}
int rectangle::get_area()
{
    area=length*breadth;
    return area;
}
int add(int a,int b)
{
    int sum=a+b;
    return sum;
}
double add(double a,double b)
{
    double sum=a+b;
    return sum;
}


int main()
{
    rectangle r1(5,4),r2(10,3);
    rectangle r4(3),r3;
    r1.set_length(6);

    cout<<"length of r1 is "<<r1.get_length()<<endl;
    cout<<"breadth of r2  is "<<r1.get_breadth()<<endl;
    cout<<"area of r1 is "<<r1.get_area()<<endl;

    cout<<"length of r2  is "<<r2.get_length()<<endl;
    cout<<"breadth of r2  is "<<r2.get_breadth()<<endl;
    cout<<"area of r2 is "<<r2.get_area()<<endl;
    cout<<"sum of 3 and 5 is "<<add(3,5)<<"\n";
    cout<<"sum of 3.2 and 5.5 is "<<add(3.2,5.5)<<"\n";


    return 0;
}