using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(Convert(typeof(int), "3432"));

    }

    public static object Convert(Type t, string value)

    {

      if (t == typeof(int)) 

      { 

          if (int.TryParse(value, out var result))

          {

              return result;      

          }

      }     

      return null;

    }

}