Complete listing of Hello1.cs

/*File:  Hello1.cs
This is a very simple C# program.  It illustrates
the basic structure of a C# program, which 
requires a controlling class with a Main method.
Also, global variables and global methods are
not allowed.

To compile this program on a computer with the
MS.NET framework installed, enter the following
command at the command prompt:

csc Hello1.cs

A successful compilation will produce a single
output file named Hello1.exe

To run the program, enter the following command
at the command prompt in the directory 
containing the exe file:

Hello1 
************************************************/

public class Hello1{
  public static void Main(){
    System.Console.WriteLine("Hello World");
  }//end Main
}//end class Hello01

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