//Binary - Overloading

#include <iostream.h>

class complex
{
	int real, imag;
	public:
		complex(int tr,int ti)
		{
			real=tr;
			imag=ti;
		}
		complex(){}
		void display()
		{
			cout<<"\nComplex Number = "<<real<<"+i"<<imag;
		}
		friend complex operator -(complex c1, complex c2);

};

complex operator -(complex c1, complex c2)
{
	complex result;
	result.real=c1.real-c2.real;
	result.imag=c1.imag-c2.imag;
	return result;
}
int main()
{
	complex c1(10,20),c2(5,10);
	c1.display();
	c2.display();
	cout<<"\nResult after Subtraction:\n";
	complex result=c1-c2;
	result.display();
	return 0;
}