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: 10, 11, ['n', '8775', 'd', '9955', '2443', '7093', 'C', 'W', '3409', 'y', '7137', 'E', '6055', 'P', 'x', 'E', 'K', '2607', '1935', 'C', 'l', 'q', 'S']

SOLUTION: y7137

PROBLEM: 1, 4, ['a', 'P', '7271', 'G', 'X', '2973', '3285', 'h']

SOLUTION:
aP7271G