#include<iostream>
using namespace std;
class overload
{
    int a;
public:
    overload(){a=0;}// no initializer
    overload(int x){ a=x;} // initializer
    int get_value()
    {
        return a;
    }
};

int main()
{
    overload ob(10);
    overload ob1;
    cout<<"ob= "<<ob.get_value()<<endl;
    cout<<"ob1= "<<ob1.get_value()<<endl;
    return 0;
}