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, 13, ['K', 'O', 'I', '5587', '2301', '5083', '6683', '1973', 'r', 'S', 'Q', 'B', 'q', '1845', 'z', '8501']

Answer: KOI55872301508366831973rSQBq


Question: 16, 25, ['f', '1225', '3381', '6857', 'K', '4875', '4517', 'w', '869', '359', 'x', 'r', '689', 'Z', '9193', 'b', 'f', '3893', '2933', 'i', '2155', 'F', 'R', '1065', 'Y']

Answer: bf38932933i2155FR1065Y


Question: 7, 11, ['m', 'q', '1087', 'M', 'n', '8619', '8715', '5723', '4135', 'o', 'M', '5359', 'G', '8277', '4551', '887', '5373', '983', '9681']

Answer:
871557234135oM