from math import sqrt, atan, pi

class Complex:
    def __init__(self, r, i):
        self.real = r
        self.imag = i

    def getReal(self):
        return self.real

    def getImag(self):
        return self.imag

    def setReal(self, r):
        self.real = r.real

    def setImag(self, i):
        self.imag = i.imag

    def polar(self):
        r = sqrt(self.real * self.real + self.imag * self.imag)

        teta = 0
        x = self.real
        y = self.imag

        if(x > 0 and y >= 0):
            teta = atan(float(y) / float(x))
        elif x > 0 and y < 0:
            teta = atan(float(y) / float(x)) + 2 * pi

        t = "%.2f" % teta
        return "c1 = raza " + str(int(r)) + " si " + str(t) + " radiani"

    def conjugat(self):
        return Complex(self.real, self.imag * -1)

    def inmReal(self, x):
        return Complex(self.real * x, self.imag * x)

    def inmImag(self, x):
        r = self.real
        self.real = self.imag * x * -1;
        self.imag = r * x
        return Complex(self.real, self.imag )

    def addDoiComplex(self, x):
        x = Complex(x.real, x.imag)
        self.real += x.real
        self.imag += x.imag
        return Complex(self.real, self.imag)

    def inmDoiComplex(self, x, y):
        x = Complex(self.real, self.imag)
        y = Complex(y.real, y.imag)
        self.real = x.real * y.real
        self.imag = x.real * y.imag
        self.imag += x.imag * y.real
        self.real += -1 * (x.imag * y.imag)
        return Complex(self.real, self.imag)

    def __repr__(self):
        return "Real = " + str(self.real) + "\n" + "Imaginar = " + str(self.imag)

    def __eq__(self, c):
        return (self.imag == c.imag) and (self.real == c.real)


c1 = Complex(3, 4)
c2 = Complex(3, 1)
print(Complex.polar(c1))