# coding: utf-8
# Your code here!
a,b,c=map(int,input().split())

ans1=(-b+(b**2-4*a*c)**0.5)/(2*a)
ans2=(-b-(b**2-4*a*c)**0.5)/(2*a)

if b**2-4*a*c>0:
    print(ans2,ans1)
elif b**2-4*a*c==0:
    print(ans1)    
else:
    print("imaginary")