练习2014102204

/********************************************************************
@date     2014-10-22
@author   Tiger
@brief    语法
@details  C#二维数组
********************************************************************/
using System;

class Demo
{
    static void Main()
    {
        int[,] arr = new int[4, 4] { {1, 2, 3, 4}, {5, 6, 7, 8},
                                     {9, 10, 11, 12},{13, 14, 15, 16}};
        for (int i = 0; i < 4; ++i)
        {
            for (int j = 0; j < 4; ++j)
            {
                Console.Write(arr[i, j] + " ");
            }
            Console.WriteLine();
        }

        for (int i = 0; i < 4; ++i)
        {
            for (int j = i + 1; j < 4; ++j)
            {
                int nTemp = arr[i, j];
                arr[i, j] = arr[j, i];
                arr[j, i] = nTemp;
            }
        }

        for (int i = 0; i < 4; ++i)
        {
            for (int j = 0; j < 4; ++j)
            {
                Console.Write(arr[i, j] + " ");
            }
            Console.WriteLine();
        }

        Console.ReadLine();
    }
}