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: 2, 5, ['n', '9985', 'x', 'h', '2697', 'c']

SOLUTION: 9985xh2697

PROBLEM: 25, 25, ['k', 'M', 'g', '7475', 'y', 'x', 'K', 'R', 'p', 'R', '3583', 'M', '2539', '6985', '3877', '953', 'S', 'n', 'C', 'a', 'J', '5429', 'l', '7941', 'p', '5029', '7807', '8619', 'n', '3781']

SOLUTION: p

PROBLEM: 18, 21, ['4595', 'm', '5835', 'm', 'b', 'J', '9405', 'B', '7237', 'J', 'B', '8175', '9205', 'W', '6285', 'D', 'b', 'Y', '3227', '4937', '7967', 'o', '5687', '1285', 'm', '1377']

SOLUTION:
Y322749377967