import math
a, b, c = map(int,(input().split()))
d = b*b - 4*a*c
if d > 0:
    d = math.sqrt(d)
    ans1 = (-b-d)/(2*a)
    ans2 = (-b+d)/(2*a)
    print('{:.10f}'.format(ans1), '{:.10f}'.format(ans2))
elif d == 0:
    print('{:.10f}'.format(-b/2*a))
else:
    print("imaginary")