defmodule Main do
  def main do
    1..3
    |> Enum.map(fn _ -> IO.read(:line) |> String.trim() |> String.to_integer() end)
    |> solve
    |> IO.puts()
  end

  def solve([l, m, n]) do
    x = m + (n |> div(25))
    ((l + (x |> div(4))) |> rem(10)) + (x |> rem(4)) + (n |> rem(25))
  end
end