a,b,c = map(int, input().split())
D = b * b - 4 * a * c
if D < 0:
    print('imaginary')
    exit(0)
m = -b / (2 * a)
if D == 0:
    print(m)
else:
    D_sq = D ** 0.5
    p = -D_sq / (2 * a) + m
    q =  D_sq / (2 * a) + m
    if p > q:
        p, q = q, p
    print(p, q)