using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace MidtermExam

{

    class Program

    {

        static void Main(string[] args)

        {

        bool isTrue = true;

        Console.WriteLine("Output : ");

        for (int i = 2; i <= 100; i++)

        {

            for ( int j = 2; i <= 100; j++)

            {

            if (i != j && i % j == 0)

            {

                isTrue = false;

                break;

            }

            }

            if (isTrue)

            {

                Console.Write("\t" + i);

            }

            isTrue = true;

        }

            Console.ReadKey();

        }

    }

}

​