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:
7, 12, ['6613', 'O', 'g', 'Y', '6115', '3527', '1921', 'z', 'U', '7233', '4793', 'c', 'W', 'y', '1245', '4121', '5729', 'y', 'L']
answer:
1921zU72334793c


question:
4, 22, ['i', 'Y', 'D', 'I', '7775', '7615', '3411', '6273', '2707', '1501', '2947', 'O', 'E', '2715', 'T', '4975', '4001', 'H', '689', '2465', 'I', '4139']
answer:
I7775761534116273270715012947OE2715T49754001H6892465I4139


question:
10, 12, ['9555', 'O', '1377', '8035', 'K', '7033', 'i', 'S', '3477', 'Q', '4437', '5579']
answer:

Q44375579