a,b,c = map(int,input().split())
tmp = b**2-4*a*c
if tmp < 0:
    print(a[1])
    print("imaginary")
    exit()

if tmp == 0:
    print(-b/(2*a))
else:
    print((-b-(tmp**0.5))/(2*a), (-b+(tmp**0.5))/(2*a))