例如输入:hello everone, 输出enoreve olleh
using System;
using System.Collections.Generic;
using System.Text;
namespace Test
{
    class Program
    {
        static void Main(string[] args)
        {
            string[,] ov ={{"h","e","l","l","o"," "},{"eve","r","y","o","n","e"}};
            for(int a=0;a<2;a++)
            Console.Write("{0}{1}{2}{3}{4}{5}"+" ",ov[a,5],ov[a,4],ov[a,3],ov[a,2],ov[a,1],ov[a,0]);
        }
    }
}