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: 9, 13, ['5313', '2577', 'H', '3551', 'B', '5755', '7207', '2391', '5541', '8869', '5837', 'd', '1953', 'd', '9751', '5849']

SOLUTION: 554188695837d1953

PROBLEM: 7, 7, ['3713', 'Y', 'Q', 't', 'a', '1235', 'f', '1953', 'B', '2695', 'I', '2265']

SOLUTION: f

PROBLEM: 10, 10, ['s', 'y', '2815', '2393', 'b', 'D', 'a', '789', '9251', 'c', '1147', '6189', 'n', 'Q']

SOLUTION:
c