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]: 1, 2, ['B', 'N', 'X', '393', 'F']
[A]: BN


[Q]: 1, 1, ['W', '6149', 'B', 'w', 'd', 'o', '2069', '1509']
[A]: W


[Q]: 1, 1, ['6563', '731']
[A]:
6563