Rewrite Programming Exercise 7.1 using streams

Data from Programming Exercise 7.1

Write a program that reads student scores, gets the best score, and then assigns grades based on the following scheme:
Grade is F otherwise.
The program prompts the user to enter the total number of students, then prompts the user to enter all of the scores, and concludes by displaying the grades. Here is a sample run:

Grade is A if score is 2 best 10; Grade is B if score is 2 best 20; Grade is Cif score is 2 best -30; Grade is Dif score is 2 best -40%3;