import numpy as np
a, b, c = map(int, input().split())

if b * b < 4 * a * c:
    print("imaginary")
else:
    x, y = np.roots([a, b, c])
    if x == y:
        print(x)
    elif x > y:
        print(y, x)
    else:
        print(x, y)