12.cpp

#include <iostream>

using namespace std;
class Complex
{
private:
    int real;
    int imaginary;
public:
    Complex(int r=0,int i=0)
    {
        real=r;
        imaginary=i;
    }
    Complex operator+(Complex x)
    {
        Complex temp;
        temp.real=real+x.real;
        temp.imaginary=imaginary+x.imaginary;
        return temp;
    }
    int getReal()
    {
        return real;
    }
    int getImaginary()
    {
        return imaginary;
    }
};
int main()
{
    cout<<"\t\tComplex Number Calculator:"<<endl;
    cout<<"\t\t--------------------------"<<endl;
    int real,img;
    cout<<"Enter the real and imaginary part of the first Complex number(a+bi):";
    cin>>real>>img;
    Complex c1(real,img);
    cout<<"Enter the real and imaginary part of the second Complex number(c+di):";
    cin>>real>>img;
    Complex c2(real,img);
    Complex c3;
    cout<<"Sum of both the complex number results in:";
    c3= c1+c2;
    std::cout << c3.getReal()<<"+"<<c3.getImaginary()<<"i"<< std::endl;

    return 0;
}