Write a function maxmin(float x, float * pmax, float * pmin) where x is a new value which is to be compared with the largest and the smallest values pointed to by pmax and pmin respectively the function should indirectly update the largest and the smallest values appropriately. write a program that reads a sequence of numbers from an input file and uses the above function to update the maximum and the minimum until end of file, when the maximum and the minimum should be printed.