sum = 0
for i = 1, 5 do
    n = io.read("*n")
    s = tostring(n)
    if(n % 15) == 0 then sum = sum + 8
    elseif (n % 3 == 0 or n % 5 == 0) then sum = sum + 4
    else sum = sum + string.len(s)
    end
end
print(sum)