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: 1, 6, ['U', '7765', '3049', '717', '115', '9317', '527', '5395', '3213', 'M', 'H', 'e', 'Y', 'z', '2749', '3439', 'l', 'P', '2265', '8841', '3629', '9295', 't', '277', '8633', '7255', 'H']

SOLUTION: U776530497171159317

PROBLEM: 1, 1, ['S', '5881']

SOLUTION: S

PROBLEM: 3, 5, ['Y', 'z', '8863', 'X', 'h', 'h', '9523', 'Z', '6649', 'b', '4005', 'G', 'y', 'E']

SOLUTION:
8863Xh