一个二维数组，模板写的，内存连续，可以通过计算内存得到正确的数据，元素类型为T-a two-dimensional array, templates written in the continuous memory, memory can be correctly calculated data, elements of type T

一个智能指针的实现，vc写的，可以自动释放内存-an intelligent guide the realization vc written, it will automatically free the memory