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: 15, 18, ['9781', '4365', '6517', 'u', 's', '9177', '8749', 'V', 'w', 'M', '5559', '5421', 'R', 'N', 'I', '5705', 'w', '5821']

SOLUTION: I5705w5821

PROBLEM: 14, 16, ['4115', 'o', 'b', '7745', '4911', 'x', 'p', 'H', '3859', '9637', 'U', '553', 'N', '4741', 'V', '3881']

SOLUTION: 4741V3881

PROBLEM: 3, 10, ['t', 'o', 's', '1755', 'U', '1471', 'i', 'l', 'I', 'O', 'x', '1455', '79', 'R', '1823', 'W', '5701', 'f', 'l', '4241', '7099', 'V', '9305', '2381', '2449']

SOLUTION:
s1755U1471ilIO