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: 3, 10, ['f', '2411', 'a', '8195', 'p', '6939', 'S', 'S', 'U', 'n', '3095', '8453', '4115', '6413', '8865']

Answer: a8195p6939SSUn


Question: 1, 3, ['1153', '947', '8291']

Answer: 11539478291


Question: 3, 5, ['p', '5885', 'Q', '9797', 'D', 'Y', '3531', '7551', '3125', 'c', '1953']

Answer:
Q9797D