contest1037.zip

import math a, b, c = map(int, input().split(" ")) delta = (b * b) - 4 * a * c if delta > 0: delta_sqrt = math.sqrt(delta) x1 = ((b * -1) + delta_sqrt) / 2 * a x2 = ((b * -1) - delta_sqrt) / 2 * a print("x1=" + str(x1) + " x2=" + str(x2)) elif delta == 0: delta_sqrt = math.sqrt(delta) x1 = x2 = (b / 2 * a) * -1 print("x1=" + str(x1) + " x2=" + str(x2)) elif delta < 0: x1 = x2 = -b / (2 * a) t = math.sqrt(delta * -1) / (2 * a) str_t = "%.3f" % t print("x1=" + str(x1) + "+" + str_t + "i x2=" + str(x2) + "-" + str_t + "i")