TASK 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.
PROBLEM: 3, 6, ['3315', 't', 'B', 'K', '631', 'e', '3715', 'o', '2761', 'e', 'a', 'K', 'J', '6837']

SOLUTION: BK631e

PROBLEM: 4, 6, ['k', 'b', 't', '5167', '3621', 'V', '3487']

SOLUTION: 51673621V

PROBLEM: 13, 15, ['9393', '3117', 'B', 'J', '7517', 'l', '4869', 'T', '2373', 'm', 'x', '5967', 'W', 'L', '1153', 'r', 'f', 'l', '1675', 'f']

SOLUTION:
WL1153