a, b, c = map(int, input().split())
d = b**2 - 4 * a * c

if d < 0:
    print("imaginary")

elif d == 0:
    print(- b / (2 * a))

elif d > 0:
    ans_0 = (- b - d**0.5) / (2 * a)
    ans_1 = (- b + d**0.5) / (2 * a)
    
    print(min(ans_0, ans_1), max(ans_0, ans_1))