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:
3, 7, ['X', 'R', '8403', '5301', 'y', '7387', 'V', 'e']
answer:
84035301y7387V


question:
2, 6, ['9531', 'T', '6105', 'H', '9163', 'o', 'K', '3091', '6167', '7505', '3121', '6607', 'H']
answer:
T6105H9163o


question:
6, 16, ['e', '9963', '7417', '6115', '2025', '4281', '6323', '2397', 'a', 't', 'h', '4187', '5199', 'Q', '211', '3871', 'B', 'a', 'u', '4409', '4349', 'O', '1953', '9725']
answer:

428163232397ath41875199Q2113871