Namespace Alias Qualifier Operator in C#

using System;
using NS1;
using NS2;
namespace NS1
{
    public class MyClass
    {
        public void Display()
        {
            Console.WriteLine("Display() Method of MyClass in NS1");
        }
    }
}
namespace NS2
{
    public class MyClass1
    {
        public void Display()
        {
            Console.WriteLine("Display() Method of MyClass in NS2");
        }
    }
}
class UsingMyClass
{
    public static void Main()
    {
        MyClass myObject = new MyClass();
        myObject.Display();
    }
}

Display() Method of MyClass in NS1