defmodule Main do def input, do: IO.read(:line) |> String.trim def ii, do: input() |> String.to_integer def li, do: input() |> String.split |> Enum.map(&String.to_integer/1) def yn(b), do: IO.puts(if b, do: "Yes", else: "No") def main do [_, d] = li() input() vs = li() sv = Enum.sum(vs) ans = div(d+sv-1, sv) IO.puts ans end end