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Write a program to demonstrate the use of 'Composition' in C++
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Answer Posted / jojo
#ifndef POINT2D_H
#define POINT2D_H
#include <iostream>
class Point2D
{
private:
int m_nX;
int m_nY;
public:
// A default constructor
Point2D()
: m_nX(0), m_nY(0)
{
}
// A specific constructor
Point2D(int nX, int nY)
: m_nX(nX), m_nY(nY)
{
}
// An overloaded output operator
friend std::ostream& operator<<(std::ostream& out, const
Point2D &cPoint)
{
out << "(" << cPoint.GetX() << ", " << cPoint.GetY()
<< ")";
return out;
}
// Access functions
void SetPoint(int nX, int nY)
{
m_nX = nX;
m_nY = nY;
}
int GetX() const { return m_nX; }
int GetY() const { return m_nY; }
};
#endif
| Is This Answer Correct ? | 1 Yes | 3 No |
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