A = list(map(int,input().split()))
answer = 0
for i in range(5) :
    if A[i] % 3 != 0 and A[i] % 5 != 0 :
        answer += len(str(A[i]))
    elif A[i] % 15 == 0 :
        answer += 8
    else :
        answer += 4
print(answer)