from math import sqrt
a,b,c = map(int,input().split())

d = b**2 - 4*a*c
if d < 0:
  print("imaginary")
else:
  x = (sqrt(d)-b)/(2*a)
  y = (-sqrt(d)-b)/(2*a)
  if x == y:
    print(x)
  else:
    print(min(x,y),max(x,y))