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:
	axis = -b/a/2
	l, r = axis, 10**10
	for _ in range(50):
		x = (l+r)/2
		if (a*x*x + b*x + c > 0) ^ (a>0):
			l = x
		else:
			r = x
	print(2*axis-x, x)