from decimal import *
a, b, c = map(int, input().split())

D2 = b * b - 4 * a * c
if D2 < 0:
    print("imaginary")
elif D2 == 0:
    a *= 2
    print(-b / a)
else:
    a = Decimal(2 * a)
    b = Decimal(b)
    d = Decimal(D2).sqrt()
    x = (-b - d) / a
    y = (-b + d) / a
    print(x, y)