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: 7, 7, ['Y', 't', '5729', 'R', 'v', '9237', '5331', 'r', 'J']

Answer: 5331


Question: 14, 19, ['r', '7583', 'd', 'I', 'n', '2281', '4977', '3473', '7677', '649', '2005', 's', '7207', 'W', 'f', '9103', 'j', 'j', '7643', 'x', '8397', '4873', '6261', 'n', 'r', '9059', '2375']

Answer: Wf9103jj7643


Question: 1, 9, ['2987', 'v', '7681', 'E', '9223', '4063', 'd', 'k', '5195']

Answer:
2987v7681E92234063dk5195