a, b, c = map(int, input().split())
D = b ** 2 - 4 * a * c
if D > 0:
    res1 = (-b - (b ** 2 - 4 * a * c) ** 0.5) / (2 * a)
    res2 = (-b + (b ** 2 - 4 * a * c) ** 0.5) / (2 * a)
    print(res1, res2)
elif D == 0:
    res = (-b - (b ** 2 - 4 * a * c) ** 0.5) / (2 * a)
    print(res)
else:
    print('imaginary')