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:
9, 9, ['723', 'R', '3865', '2281', '1503', 'E', 'Z', '3835', '9383', '9623']

Ex Output:
9383


Ex Input:
4, 5, ['W', '9985', 'T', 'I', 'c']

Ex Output:
Ic


Ex Input:
12, 13, ['4995', 'y', 'n', 's', '8989', '4395', 's', '849', 'z', '8357', '359', '8693', 'q', 'i', 'p', '8319', '3201', 'b', '5329', 'x', '1885', '963', '241']

Ex Output:

8693q