print((0.1 + 0.1 + 0.1) - 0.3)
print(1e308 * 2)
print(3**-2 + (-2)**0.5)

c = 1+2j
print(c)
print(c*c)
print(c.real, c.imag)
print(c.conjugate())
print(c * c.conjugate())