✅ difference in output

c#
Console.WriteLine("Hello, World!");

c#
Console.WriteLine("Hello, World!");

c#
using System;
namespace Practicing
{
  class Program
  {
    static void Main(string[] args)
    {
      Console.WriteLine("Hello, World!");
    }
  }
}

c#
using System;
namespace Practicing
{
  class Program
  {
    static void Main(string[] args)
    {
      Console.WriteLine("Hello, World!");
    }
  }
}