# 1 <= x >= 12
# 0 <= AY >= 9
# 0 <= BY >= 3
M = range(1 , 13)
L = list(M)
D = list(range(0 , 10))
d = list(range(0 , 4 ))
# print(D)
# print(d)
# print(L)
mix = [(a,b) for a in d for b in D]
# print(mix)

ans = 0
for r in L :
    if r == 2 :
        Q = mix[:29]
        for u in Q :
            S = sum(u)
            if S == 2 :
                ans += 1
            else:
                pass

    elif r == 4 or r == 6 or r == 9 or r == 11 :
        W = mix[:31]
        for t in W :
            V = sum(t)
            if V == r :
                ans += 1
            else :
                pass

    else :
        F = mix[:32]
        for z in F :
            E = sum(z)
            if E == r :
                ans += 1
            else :
                pass

print(ans)