A1, A2, A3, A4, A5 = map(int, input().split(' '))

a = []

for i in A1, A2, A3, A4, A5:
    if i % 3 == 0 and i % 5 == 0:
        a.append(8)
    elif i % 3 == 0 and i % 5 != 0:
        a.append(4)
    elif i % 3 != 0 and i % 5 == 0:
        a.append(4)
    else:
        a.append(len(str(i)))

k = sum(a)
print(k)