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:
4, 6, ['1399', 'd', 'X', '4795', 'H', 'R']

Ex Output:
4795HR


Ex Input:
15, 16, ['477', 'w', '3757', '153', 'F', '8237', 'T', 'F', '6691', '4859', '4421', 'r', 'U', 'O', 'e', '3579', '589', 's', 'Q', 'h', '9889', '5355']

Ex Output:
e3579


Ex Input:
13, 16, ['2837', '4423', 'V', 'V', 'q', 'I', 'j', '6925', '4175', '5743', '3123', 'g', '6641', 'H', '3551', 'v', 'h', '3479', 'j', '7957', 'b', '3331', '3189', 'h']

Ex Output:

6641H3551v