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:
5, 11, ['i', '1561', 'd', 'a', '2889', 'V', '8371', '521', 'V', '7609', 'M', 'I', '1557']
answer:
2889V8371521V7609M


question:
1, 5, ['5653', '7085', 'r', 'm', '3457']
answer:
56537085rm3457


question:
9, 14, ['5031', '5467', 'N', '8301', '3115', 'Y', 'p', '4291', '3817', 'P', 'M', 'L', '3653', 'W', 'J', 'w', '2269', 'E']
answer:

3817PML3653W