日期:2014-05-18 浏览次数:21107 次
            int[] arr = { 1, 2, 3, 4, 5, 
                          6, 7, 8, 9, 10, 
                          11, 12, 13, 14, 15 };
            double x = 2.3;
            int Split = 5;
            int resultX = (int)x;
            int resultY = (int)(x * 10 % 10);
            int result = resultX * Split + resultY - 1;
            Console.WriteLine(arr[result]);