from math import *

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:
    ans1 = min((-b - sqrt(D))/(2 * a), (-b + sqrt(D))/(2 * a))
    ans2 = max((-b - sqrt(D))/(2 * a), (-b + sqrt(D))/(2 * a))
    print(ans1, ans2)