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, 25, ['6015', '5139', 'q', '9439', '8419', '8509', 'v', 'i', '5431', '5747', 'm', 'X', '4881', 'B', '2509', '7823', 'r', '4433', '7799', '5867', '2089', '9547', 'X', 'T', '6355', 'F']

SOLUTION: 8509vi54315747mX4881B25097823r44337799586720899547XT6355

PROBLEM: 10, 11, ['7999', 'F', '7363', 'E', 'j', '825', 'i', 's', '5691', '1837', '6625']

SOLUTION: 18376625

PROBLEM: 4, 10, ['2319', 'G', '3599', '6061', '9423', '3681', '8645', '3477', 'I', '3169', '3421', 'J', 'X', '1383', 'p', 'u', '5711', 'e', '9891', 'f', '6189', 's', 'e', '1399', 'D', 'j', '7231', '5303']

SOLUTION:
60619423368186453477I3169