import math

a = float(input("a = "))
b = float(input("b = "))
c = float(input("c = "))

delta = b ** 2 - 4 * a * c
if delta < 0:
    print("Nie ma rozwiązań")
if delta == 0:
    x = -b / (2*a)
    print("x =", x)
if delta > 0:
    x1 = (-b - math.sqrt(delta)) / (2*a)
    x2 = (-b + math.sqrt(delta)) / (2*a)
    print("x1 =", x1)
    print("x2 =", x2)