建立一个对象数组，内放5个学生的数据，设立一个函数max，用指向对象的指针做函数参数，在max函数中找出5个学生中成绩最高者，并输出其学号。-Create an array of objects, by putting five student data, set up a function max, with a pointer to an object to do the function parameters, the max function to find the five students who score the highest, and the output of their student ID.