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:
9, 9, ['723', 'R', '3865', '2281', '1503', 'E', 'Z', '3835', '9383', '9623']
answer:
9383


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:
4, 9, ['v', 'L', '4097', 'c', '2915', '8927', '8987', 'b', 'S', '275', 'p', '9977']
answer:

c291589278987bS