l = [int(input) in i for range(5)]
l_0 = l % 10
ar = []
for n in l_0:
  if n != 0:
    ar.append(10-n)
  else:
    ar.append(0)
s = l_0.index(max(l_0))
ans = sum(l[l.index()!=s]) + sum(l_0[l_0.index()!=s]) + l[s]
print(ans)