How to transform this program to a user input program

#1

I am not able to understand , how can I transform this program so that I can take input to satisfy tihis question.

#2

Basically in input, you are supposed to take one integer , as the size of array, and then input the array values… For further understanding of the problem, pls go through this online video lecture on the same,

#3

Since you arent replying, I am marking this doubt as resolved, You can reopen it if you face any doubt further…