System Reflection C# by API

using System;
using System.Collections.Generic;
using System.Text;
using System.Threading;
using System.Reflection;
using System.Reflection.Emit;
public class MainClass
{
    public static void Main()
    {
        Assembly a2 = Assembly.GetEntryAssembly();
        Console.WriteLine(a2.FullName);
        
    }
}