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: 12, 12, ['O', 'y', 'c', 'E', 'g', 'o', '6539', 'r', '8917', '2839', '109', '6143', '3091', 'e', 'S', 'L', 'C', '4359']

SOLUTION: 6143

PROBLEM: 12, 24, ['X', 'P', '3253', 'z', '7105', 'f', 'e', 'y', 'w', 'j', 'v', '6193', 'w', 'N', 'F', '6523', '2119', '2513', 'J', '2777', '7835', 'L', 'j', 'G', '8023']

SOLUTION: 6193wNF652321192513J27777835LjG

PROBLEM: 10, 11, ['3239', 'j', 'm', 'T', '5515', '9275', 'R', 'Q', '7647', '3405', 'f', '4137', '1069', 'E', '9431', '3117', 'O', '4893', '7219', 'Y', '6709']

SOLUTION:
3405f