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, 2, ['8093', 'P', '701', '665', '6305', '2745', '3523']

Ex Output:
P


Ex Input:
4, 4, ['x', 'B', 'M', '2375', '9021']

Ex Output:
2375


Ex Input:
1, 4, ['6567', 'b', 'G', 'O']

Ex Output:

6567bGO