inc dec ovrld r.p

#include<iostream.h>

class opr
{
    int c;
public:
    opr()
    {
        c=0;
    }

    opr(int a)
    {
        c=a;
    }

    void operator++()
    {
        c=c+1;
    }

    void operator--()
    {
        c=c-1;
    }

    void display()
    {
        cout<<c<<"\n";
    }
};

int main()
{
    int x;
    opr s1;
    cout<<"enter a number:\n";
    cin>>x;
    s1=opr(x);
    ++s1;
    cout<<"after incrementing ";
    s1.display();
    --s1;
    cout<<"after decrementing ";
    s1.display();
    return 0;
}