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: 6, 14, ['i', 'b', 'Q', '8123', 'O', '2561', '2109', '1331', '4609', 'g', 'g', '1971', 'D', 'i']

SOLUTION: 2561210913314609gg1971Di

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

SOLUTION: S

PROBLEM: 5, 6, ['U', 'E', 'k', '7897', 'R', '2025', '6683', 'a', 'U', '7765', '2065', '6065', 'Q']

SOLUTION:
R2025