import math
a,b,c=map(int,input().split())
if b**2-(4*a*c)<0:
    print("imaginary")
elif b**2-(4*a*c)==0:
    print(-b/(2*a))
else:
    print((-b-math.sqrt(b**2-(4*a*c)))/(a*2),(-b+math.sqrt(b**2-(4*a*c)))/(a*2))