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.
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Question: 7, 19, ['6151', 'l', 'J', 'E', '9937', 'B', '7501', '6221', 'K', '121', '7373', 'f', '2067', 'l', 'k', '3715', 'X', 'K', '7423']

Answer: 75016221K1217373f2067lk3715XK7423


Question: 2, 2, ['7147', 'T', '8623', '4399', '8963', 'B', 'r', 'x', 'F', 'L', '5201']

Answer: T


Question: 3, 8, ['8395', '7047', 'n', '9977', 'a', 'H', 's', 'Z', '8691', '5343', '5699', 's', 'K', 'p', '5827', '2753', '8801', '4979', '1031']

Answer:
n9977aHsZ