def f(x):
    return x**2 - 5

a = int(input())
b = int(input())
e = int(input())

x = a
f1 = f(a)
h = b - a

while abs(h) > e:
    h = h / 3

    x = x + h
    f2 = f(x)

    while f1 * f2 > 0:
        x = x + h
        f2 = f(x)

    x = x - h

x = x - h / 2
f1 = f(x)

print(x, f1)