Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to concatenate all elements of A from the ith element to the jth element, and print the resultant string. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 12, 14, ['g', 'X', 'W', 'Q', 'b', 'S', 's', '5415', '303', 'J', 'F', 'N', 'A', '821', '9705', '7963', 't']

NA821