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// p.166 // point.h #ifndef POINT_H #define POINT_H class Point { int x, y; public: Point() { x=y=0; } Point(int e, int w) { x=e; y=w; } void Set(int e, int w) { x=e; y=w; } float Distance (Point p) const // p.167 { float d; float x0, y0; x0 = x - p.x; y0 = y - p.y; d = sqrt(x0*x0 + y0*y0); return d; } void Print() { cout << "(" << x << ", " << y << ")"; } }; #endif