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:
26, 27, ['9819', 'M', 'z', '9977', 'U', '5651', 't', '453', 'D', 'o', 'l', 'T', '779', '2341', 'N', 'x', '2179', 'B', 'J', 'X', 'X', 'N', '5371', '1293', 't', 'j', '3971']
answer:
j3971


question:
3, 6, ['A', '3425', '3635', '9017', '8815', 'I', '1741', 'S', '483', 'U']
answer:
363590178815I


question:
3, 8, ['4743', 'v', 'I', 'L', '5119', '7291', '7385', '9537']
answer:

IL5119729173859537