#include <iostream>

class Complex {
    double re;
    double im;

public:
    void initialize(double re, double im) {
        this->re = re;
        this->im = im;
    }
    
    Complex conjugate() {
        Complex conj;
        conj.initialize(re, -im);
        
        return conj;
    }

    void show() {
        if (im > 0) {
	    std::cout << re << "+" << im << "i" << std::endl;
        } else {
	    std::cout << re << im << "i" << std::endl;
        }
    }
};