C++ Programming - References - Discussion

#include<iostream.h> 
class BixTest
{
    public:
    BixTest(int &x, int &y)
    {
        x++;
        y++;
    } 
};
int main()
{
    int a = 10, b = 20;
    BixTest objBT(a, b); 
    cout<< a << " " << b; 
    return 0; 
}

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