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: 2, 9, ['4219', 'x', '2133', 'S', 'S', '6737', 'V', 'O', '4829', 'L', 'J', 'B', '4759', '5367', 'r']

Answer: x2133SS6737VO4829


Question: 3, 12, ['i', 'T', '5733', '851', 'v', 'U', '6993', '7781', 'B', '5461', 'G', 'O']

Answer: 5733851vU69937781B5461GO


Question: 4, 19, ['e', '7769', 'u', 'j', 'r', '3965', 'o', '8747', '5837', 'b', 'p', '1395', '9213', '1021', 'W', '2721', 'Q', 'B', 'u', 'e', '7039', 'g', 'L', 'S']

Answer:
jr3965o87475837bp139592131021W2721QBu