#include<iostream> using namespace std; class P { public: P( int x, int y ) { X = x; Y = y; } void Print() { cout << "P(" << X << ", " << Y << ")" << endl; } friend P operator+( P & pt, int n ); private: int X, Y; }; _________ operator+( P & pt, int n ) { P T= pt; T.X += n; T.Y += n; return T; } int main() { P pt( 10, 10 ); pt = pt + 5; pt.Print(); return 0; }