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:
9, 23, ['6307', 'p', 's', '2271', 'G', 'L', 'b', 'A', 'G', 'v', 'w', 'Y', 'm', 'J', 'g', '6387', 'X', 'H', '6071', 'A', '1599', '2863', 'n', '359']

Ex Output:
GvwYmJg6387XH6071A15992863n


Ex Input:
1, 2, ['K', '2159', '3143', '3429', '8423', '3355', '9939', 'T', '5545', '7353', 'c', '3883', '3659', 'h']

Ex Output:

K2159