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: 11, 13, ['C', '8587', '8773', '9485', 'u', '5029', '5629', 'X', '8277', 'I', '6243', 'V', '3093', 'e', '8129']

SOLUTION: 6243V3093

PROBLEM: 6, 18, ['1583', 'k', '8481', 'W', 'E', 'M', 'b', 'N', '3573', 's', '4401', 'g', 'Z', '5311', 'j', '1747', '5435', '4135', '5195', '8781', '3313', '4065', 'N', 'I', '9645', '3581', 'Q', 'u']

SOLUTION: MbN3573s4401gZ5311j174754354135

PROBLEM: 10, 18, ['C', '3515', '251', 'D', '4715', 'B', 'x', 'w', 'N', 'I', '5921', '8837', '2919', 't', 'g', 'A', 't', 'm', 'Z']

SOLUTION:
I592188372919tgAtm