instruction:
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:
30, 30, ['365', '2643', '821', '7239', 'R', '6803', '6415', '9309', 'c', '1787', 'N', '7545', 'P', 'D', '8755', '837', 'T', '4621', '7831', '6281', 'N', 'r', 'U', '5623', '7517', '9125', 'H', 'd', '7963', '5763']
answer:
5763


question:
5, 12, ['2463', '9553', 't', 'e', '7439', '7757', '7619', '8787', '1853', 'Q', 'u', 'V', '8243', '4889', 's']
answer:
74397757761987871853QuV


question:
9, 15, ['3623', '9687', '4933', '2337', '8213', '8129', '6687', '5073', '8539', '8743', 's', '8867', '4875', '4487', 'g', '6127', '931', 'N', 'o', '8065']
answer:

85398743s886748754487g