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.
--------
Question: 1, 3, ['8535', '7245', '7895', '4463', '9075', '2857', '4277', '2061', 'u', '3581', 'O', 'd', '7159', '5245', 'Q', '5825']

Answer: 853572457895


Question: 18, 18, ['H', '7555', '2635', 'l', 'Y', '6449', 'K', '31', 'A', 'h', 'x', 'G', '4519', 'B', '4221', 'k', 't', 'w', '4167', '5103', '9363', 'g']

Answer: w


Question: 2, 3, ['G', '9969', 'c']

Answer:
9969c