let ``No.337 P versus NP``() = let (|Equal|NotEqual|) (arg1 , arg2) = if arg2 = arg1 * arg2 then Equal else NotEqual stdin.ReadLine().Split(' ') |> fun args -> match (args.[0] |>int, args.[1] |>int) with | Equal -> "=" | NotEqual -> "!=" |> stdout.WriteLine ``No.337 P versus NP``()