输出九九乘法表

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            for (int i = 1; i < 10; i++)
            {
                for (int a = 1; a <= i; a++)

                    Console.Write(a  + "*" + i  + "="+(i * a));
                    Console.Write("\n");
            }
            Console.ReadLine();
        }
    }
}