using System;

public class Program

{

    static object a = 60;

    static string b = "70";

    //int X= (int)a;

    static void fun ()

    {

        int x =Convert.ToInt32(a);

        Console.WriteLine(x);

        int y =Int32.Parse(b);

        Console.WriteLine(y);

        Console.WriteLine(y.ToString());

        Object O = x;

        Console.WriteLine(O);

        char I=Convert.ToChar(Console.ReadLine());

        Console.WriteLine(I);

    }

    public static void Main()

    {

        fun();

    }

}

​