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, 2, ['B', 'N', 'X', '393', 'F']

Ex Output:
BN


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

Ex Output:
N1743


Ex Input:
3, 5, ['w', 'z', '6157', '6759', 'p', 'S', '6237', 'p', '6793', '597', '583', 'c', '2685', '3085', 'e', '4223', 'V', 'p', '83']

Ex Output:

61576759p