#!/usr/bin/python3
# †
N = int(input())
res = 0
assert 0 <= N <= 100
for cnt5 in range(101):
    for cnt2 in range(min(cnt5+1, 101)):
        for cnt3 in range(101):
            if cnt5*5 + cnt2*2 + cnt3*3 == N:
                res += 1
print(res)