随即产生数并赋值给数组，对数组排序，二分查找并返回查找次数-Then generates the number assigned to the array, the array sort, search and return to find the number of

创建数组，用冒泡排序法排序，最重要的一些知识-Create an array, sort bubble sort method, some of the most important knowledge

a+b的实现添加ArrayTools类，要求包括下面的静态方法。 static void sort(Person[] a) 该方法可以对Person类型的数组进行升序排序，排序依据a数组中元素的compareTo方法。-Add ArrayTools class requirements include the following static methods. static void sort (Person [] a) -the realization of a+b to add ArrayT