a = float(input())

x = 0
if a <= 1:
    x = min(2 * a, 0.95)
elif a <= 25:
    x = a / 5
else:
    x = a / 25

n = 1
xn = a * 100
print((5 / 4) * a * abs(xn - x))
while (5 / 4) * a * abs(xn - x) >= 10e-6:
    xn = x
    x = a * xn / 5
    x += 4 / (5 * xn ** 4)
    n += 1
    print(x)

print(a - x ** 5, n)