编写一个能计算任意m行n列的二维数组中的最大值，并指出其所在行列下标的函数，利用该函数和动态内存分配方法，计算任意m个班、每班n个学生的某门课成绩的最高分，并指出具有该最高分成绩的学生是第几个班的第几个学生。-Write a two-dimensional array can calculate any m rows and n columns maximum value, noting that the underlying function in their ranks, the use of this function, and dynamic memory allocation method to calculate arbitrary m classes, each class of n students a door Lesson score the highest score, and pointed out that with the highest points score of the students are the first of several classes of the first few students.