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, 20, ['1033', '6489', '3569', 'f', '4483', 'm', '8817', '6619', '2881', 'K', '227', '2479', '6185', 'C', '1351', 'D', 'L', '5997', '6921', '7909']

Answer: f4483m881766192881K22724796185C1351DL599769217909


Question: 2, 7, ['6269', '4995', 'K', 'C', 'p', 'd', '9839', '5131', '5131', '287', '2087']

Answer: 4995KCpd9839


Question: 3, 5, ['1381', '3871', '329', 'r', '1787', '9913', 'I', 'b', 'I', 'k', '7125', 'd', '6585', '8679', '8263', '1257', 'b', 'E', '4733', '5709', 'B', '8095']

Answer:
329r1787