a,b,c=map(int,input().split())
"""
ax**2+bx+c=0
a(x**2+b/ax+b**2/4*a**2)=-c+b**2/4*a
a(x+b/2*a)**2=-c+b**2/4*a
(x+b/2*a)**2=-c/a+b**2/4*a**2

"""
from math import sqrt
tmp=-c/a+b**2/(4*a**2)
if tmp<0:
  print("imaginary")
else:
  tmp=sqrt(tmp)
  if tmp!=0:
    print(tmp-b/(2*a),-tmp-b/(2*a))
  else:
    print(tmp)