using static System.Console;

using System.Linq;

​

public class Program {

    public static void Main() {

        string[] warnings = {

            "INQUIRY REQUEST",

            "ITEM ALREADY EXISTS",

            "ITEM NOT FOUND",

            "END OF FILE",

            };

        var status = " 18:46:24:97    INQUIRY REQUEST                                                 ";

        if (warnings.Any(warning => (status.Trim()).Contains(warning))) WriteLine("achou");

        else WriteLine("não achou");

    }

}