# A

A = input().split()

for i in range(5):
    A[i] = int(A[i])

count = 0

for i in range(5):
    if A[i] % 3 == 0 and A[i] % 5 == 0:
        count += 8
    elif A[i] % 3 == 0:
        count += 4
    elif A[i] % 5 == 0:
        count += 4
    else:
        count += len(str(A[i]))

print(count)