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: 1, 2, ['D', '5207']

Answer: D5207


Question: 2, 3, ['8493', '5311', 'Z', 'Q', 'y', '5777', '539', '157', '231', 'I', '9957', '8923', '8491', '1935', '6435', '4087', '2479', 'n']

Answer: 5311Z


Question: 1, 8, ['6631', 'W', 'L', '3139', '1943', '4631', 'w', 'D', '9915']

Answer:
6631WL313919434631wD