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: 18, 21, ['k', 'p', 'k', '115', '5813', '4665', '6773', '9965', 'F', '8533', 'c', '8893', 't', '7853', 'g', 't', '1889', 'd', '5063', '279', '9911', 'f', '95', '2895', 'R', '7785', '9179', 'g']

SOLUTION: d50632799911

PROBLEM: 6, 8, ['3829', 'e', '1241', 'C', 'J', '845', 'u', '1815', 'C', '6909', '3849', '1749', '4017', '9691', '9773', 'V', '7711', '8497', '797', '355', '27']

SOLUTION: 845u1815

PROBLEM: 6, 20, ['3239', '5015', '2215', 'e', 'V', '1959', '5619', '6773', 'E', '9017', '919', '5071', 'e', '8769', '8621', 'I', '8109', 'I', '4801', 'k', 'E', '9349', '5385', '5941']

SOLUTION:
195956196773E90179195071e87698621I8109I4801k