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:
8, 17, ['2113', 'B', 'Y', 'i', '1123', 'H', '8593', 'y', 'b', '2319', '5525', 's', 'b', '2331', '1405', 'R', '2979', '3577', '2713', '9015', 'y', '7201', '8713', '1647', '9443', 's']
answer:
yb23195525sb23311405R2979


question:
7, 8, ['C', 'W', '7259', 'e', 'O', '6851', '6971', 'q', 'r', 'G', '8919', '3871', '141', 'u', 'R']
answer:
6971q


question:
21, 25, ['8427', 'j', 'D', '6927', 'N', '9675', 'r', 'u', '1859', '3321', '8655', '7737', 'S', '2363', 'b', 'x', '89', '9745', '3313', 'o', '9215', '1877', 'o', 'C', 'f', 'T', '2869', 'F']
answer:

92151877oCf