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.

Ex Input:
1, 11, ['Q', 'Y', 't', '9251', 'd', '5229', 'Q', 'l', 'O', '2935', 'E', 'x', '5641']

Ex Output:
QYt9251d5229QlO2935E


Ex Input:
1, 2, ['87', 'd']

Ex Output:
87d


Ex Input:
19, 20, ['5245', '3897', 'K', '8337', '343', '2361', '8281', '6405', 'O', 'B', 'I', '6995', 'p', 'B', 'y', 'U', '8681', 'X', 'V', 'E', 'M', 'B', '8111']

Ex Output:

VE