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, 14, ['h', 'P', 'u', '419', '8659', 'J', '3273', 's', 'm', '449', 'O', 'b', '9519', '5433', 's', '3921', '7405', 'l', 'q', 'b', '5663', '3063']

Answer: 4198659J3273sm449Ob95195433


Question: 9, 9, ['L', '2577', '9297', '6649', 'g', '2743', '2743', 'M', 'C', 'O', '3851', 'u', '9853', '1977', 'q', '3673', '7721']

Answer: C


Question: 7, 7, ['931', 'Z', 'b', 'T', '339', 'G', '6999', 'b']

Answer:
6999