import numpy as np

def convolve(f, g):
    fft_len = 1
    while 2 * fft_len < len(f) + len(g) - 1:
        fft_len *= 2
    fft_len *= 2
    Ff = np.fft.rfft(f, fft_len)
    Fg = np.fft.rfft(g, fft_len)
    Fh = Ff * Fg
    h = np.fft.irfft(Fh, fft_len)
    h = np.rint(h).astype(np.int64)

    return h[:len(f) + len(g) - 1]

a, b = input().split(".")
X = int(a + b)//25

M = 100
ans = int(X % 4 == 0)
for a in range(M + 1):
    for b in range(a, M + 1):
        if X + a + b > 600:
            continue
        dp = [0] * (M + 1)
        for i in range(a, b + 1):
            dp[i] = 1
        temp = [0] * (M + 1)
        temp[0] = 1
        for _ in range(3):
            temp = convolve(temp, dp)
        temp = convolve(temp, temp)
        ans += temp[X + a + b]

        dp[b] = 0
        temp = [0] * (M + 1)
        temp[0] = 1
        for _ in range(3):
            temp = convolve(temp, dp)
        temp = convolve(temp, temp)
        ans -= temp[X + a + b]

        dp[a] = 0
        dp[b] = 1
        temp = [0] * (M + 1)
        temp[0] = 1
        for _ in range(3):
            temp = convolve(temp, dp)
        temp = convolve(temp, temp)
        ans -= temp[X + a + b]

        dp[b] = 0
        temp = [0] * (M + 1)
        temp[0] = 1
        for _ in range(3):
            temp = convolve(temp, dp)
        temp = convolve(temp, temp)
        ans += temp[X + a + b]

print(ans)