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:
4, 14, ['9091', '9643', 'v', 'J', 'q', 'P', '5913', 's', 'F', 't', '8721', '2989', '4599', '4813', 'G', '8101', '3337', '9121', '601', 'H', 'z', 'W', 'I', '4653']
answer:
JqP5913sFt8721298945994813


question:
5, 8, ['19', '4575', 'E', 'x', '2013', '2509', '9347', 'H', '2709', '5473', '2845', 'K', 'o', '7575', '2477', 'W', '2087', 'R', 'T', 'T', 'R', 'p', 'm']
answer:
201325099347H


question:
15, 16, ['L', 'I', 'F', '4293', 'D', 'K', 'V', 'J', 'E', '1059', 'j', '8405', 'm', 'J', 'D', 'u', 'P', 'm', '5045', 'q', '7861', 'x', 'G', 'E', '9289', 'v', 'x']
answer:

Du