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.
Q: 13, 13, ['2687', 'T', '8165', 'L', '7437', '6859', 'A', '475', 'K', '5447', '5021', 'y', '7509', '1791', '6049', 'b', '9699', 'B', '7111', '9029', '609', 'g', '8449', '7927', '9057']
A: 
7509