a, b, c = map(int, input().split())
D = b * b - 4 * a * c
if D < 0:
    print("imaginary")
elif D == 0:
    print(-b / (2 * a))
else:
    print((-b - (D ** 0.5)) / (2 * a), (-b + (D ** 0.5)) / (2 * a))