Can you write the scripts for a ii) and b)? Thank you.

(i) Explain the purpose of the following code, and state all the different types of variable used. (a) k=1; r='Y'; while (r=='Y')|(r=='y') Student(k).Surname=input('Enter name: ','s'); Student(k).StudentID=input(' Enter ID: '); Student(k).Score=input ('Enter score: '); r=input ('Continue (Y/N)','s'); k=k+1; end (ii) Rewrite the code above so that a grade is additionally stored according to the following criteria: Grade Score A 270 260 and