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:
6, 8, ['4589', '6049', 'H', 'I', '5441', 'J', 'a', 'k', 'T', '8913', 't', '9319', 'z', 'E', 'u', 'B']

Ex Output:
Jak


Ex Input:
7, 10, ['i', '6555', 'N', '2211', 'a', 'E', '8595', '581', '9981', 'g']

Ex Output:
85955819981g


Ex Input:
2, 4, ['1903', 'w', '2269', 'q', '4115', 'x']

Ex Output:

w2269q