a = list(map(int,input().split(" ")))
count = 0
for i in range(5):
	flg = 0
	if a[i] % 3 == 0:
		count += 4
		flg = 1
	if a[i] % 5 == 0:
		count += 4
		flg = 1

	if flg == 0:
		count += 1

print(count)