using System;

using System.Diagnostics;

​

public class Program

{

    public static void Main()

    {

        int age;

        var suppliedAge = Console.ReadLine();

        try

        {

            age = Convert.ToInt32(suppliedAge);

            Console.WriteLine("{0}", age);

        }

        catch(Exception ex)

        {

            Debug.WriteLine(ex.Message);

        }

    }

}