Class and Methods in C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Programming_Console
{
    /// <summary>
    /// using Classes and Fileds(Access Modifiers)
    /// </summary>
    class Employee
    {
        private int age;
        public int Myage()
        {
            return age;
        }
        public void setAge(int setage)
        {
            age = setage;
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            Employee emp = new Employee();
            emp.setAge(35);
            Console.WriteLine("Age of Employee is : {0}", emp.Myage());
            Console.ReadKey();
        }
    }
}