using System;

namespace Example18
{
	/// <summary>
	/// Summary description for Class1.
	/// </summary>
	class Class1
	{
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main(string[] args)
		{
			Console.Write("The sum of the first 100 positive integers is ");

			int i = 1;
			int sum = 0;

			while (i <= 100)
			{
				sum = sum + i;
				i++;
			}

			Console.WriteLine(sum);
		}
	}
}