Use Get and Set in C# console Programming

using System.IO;
using System;
class PropertyClass
{
    private int TheRealValue; // Field: memory allocated
    public int MyValue // Property: no memory allocated
    {
        set
        {
            TheRealValue = value;
        }
        get
        {
            return TheRealValue;
        }
    }
    class AccessingPropertyExternalClass
    {
        public static void Main(String[] arg)
        {
            PropertyClass propertyObject = new PropertyClass();
            int fieldValue;
            fieldValue = propertyObject.MyValue; //Get Field Value via Property's set Accessor
            Console.WriteLine("MyValue: " + fieldValue);
            propertyObject.MyValue = 100; //Set Field Value via Property's set Accessor
            fieldValue = propertyObject.MyValue;
            Console.WriteLine("MyValue: " + propertyObject.MyValue);
        }
    }
}