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, 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:
4, 7, ['h', '1133', 'n', 'Y', 'X', 'z', 'l']
answer:
YXzl


question:
6, 15, ['v', 'C', 'z', '9887', '7201', '7843', '1361', 't', 'D', '6885', 'Z', '185', 'A', '3749', 'L', '9919', 'Y', 'e']
answer:

78431361tD6885Z185A3749L