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:
2, 2, ['L', '2703', 'p', '5363', '9193', '8671', '7053', 'i', '5459', '1341', 'w', '3541']
answer:
2703


question:
3, 13, ['l', '6081', 'x', 'n', 'q', 'B', '5671', 'T', 'd', '2361', 'Y', 'B', 's', '3301', 'p', '7633', 'j', '9705', 'd', 'J']
answer:
xnqB5671Td2361YBs


question:
3, 13, ['m', 'S', 'K', '2849', 't', 'y', '4889', 'm', '1275', 'R', 'r', 'o', 'E', '823', '7973', 'y', '7009', 't', 'A', 's']
answer:

K2849ty4889m1275RroE


