随机产生一组m到n之间的一组整数，对这一组整数编写常用的排序函数：直接插入排序、冒泡排序、快速排序、堆排序、归并排序。-Randomly generated between a set of m to a set of n integer, often used for the preparation of this group of integer sorting function: direct insertion sort, bubble sort, quick sort, heap sort, merge sort.