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, 7, ['5731', 'm', 'W', '5389', 'N', '4987', 'c', '3871', 'T']

SOLUTION: mW5389N4987c

PROBLEM: 2, 2, ['7147', 'T', '8623', '4399', '8963', 'B', 'r', 'x', 'F', 'L', '5201']

SOLUTION: T

PROBLEM: 16, 17, ['373', '7811', '8837', '7207', '7055', 'T', 'o', '1805', '9433', '3939', '4591', 'y', '2141', 'T', '8589', 'n', '9699', 'M', 'a']

SOLUTION:
n9699