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:
2, 5, ['n', '9985', 'x', 'h', '2697', 'c']

Ex Output:
9985xh2697


Ex Input:
1, 2, ['N', '1743', 'w']

Ex Output:
N1743


Ex Input:
1, 2, ['z', 'O', '5161', 'm', '4945']

Ex Output:

zO