ABC130A - Rounding

問題

https://atcoder.jp/contests/abc130/tasks/abc130_a

回答1

defmodule Main do
  def main do
    :stdio
    |> IO.read(:all)
    |> solve()
    |> IO.puts()
  end

  defp split_words(words) do
    String.split(words, " ")
  end

  def solve(input) do
    input
    |> String.trim()
    |> split_words()
    |> Enum.map(&String.to_integer/1)
    |> judge()
  end

  defp judge([x, a]) when x < a, do: 0

  defp judge(_), do: 10
end

"""
3 5
"""
|> Main.solve()
|> then(&(&1 == 0))

"""
7 5
"""
|> Main.solve()
|> then(&(&1 == 10))

"""
6 6
"""
|> Main.solve()
|> then(&(&1 == 10))