a, b, c = map(int, input().split())
if b*b < 4*a*c:
	print("imaginary")
elif b*b == 4*a*c:
	print(-b/a/2)
else:
	print((-b-(b*b-4*a*c)**0.5)/2/a, (-b+(b*b-4*a*c)**0.5)/2/a)