#region 约瑟夫环        static void SuesfuRing()        {            Console.WriteLine("请输入几个人");            int n = Convert.ToInt32(Console.ReadLine());            int[] a = new int[n];            int i = 0;            for (i = 0; i < n; ++i )            {                a[i] = i + 1;                Console.WriteLine("  " + a[i]);            }            Console.WriteLine("数到几被踢出");            int m = Convert.ToInt32(Console.ReadLine());            int k = 0;//记得报数            int c = n;//剩余人数            i = 0;            while ( c > 1 )            {                if ( 0 != a[i] )                {                    k++;                                    }                if ( k == m )                {                    Console.WriteLine("被踢出" + a[i]);                    a[i] = 0;                    k = 0;                    c--;                }                i++;                i %= n;            }            for ( i = 0; i < n; ++i )            {                if ( 0 != a[i] )                {                    Console.WriteLine("最后一个人是：" + a[i]);                }            }                    }        #endregion