数组随机访问
数组反转代码:
</pre><pre name="code" class="cpp">void arr(int arr[],int length)
{
int left = 0;
int right = length -1;
while(left < right )
{
int temp = arr[left];
arr[left] = arr[right];
arr[right] = temp;
left++;
right--;
}
}