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:
7, 10, ['6843', 'X', 's', 'y', 'k', 'o', 'k', '2095', 'b', 'A']

Ex Output:
k2095bA


Ex Input:
17, 22, ['2153', 'N', 's', 'P', '5243', '7853', '2651', '7401', '7569', '7435', 'W', 'L', '7365', '5215', '5665', 'C', 'e', 'k', '7517', 'E', '9439', '9005']

Ex Output:
ek7517E94399005


Ex Input:
6, 13, ['u', '2019', '8317', 'O', '6127', 'L', '7405', 'z', '2157', 'x', '2793', 'Y', 'h', '2369', 'n', '5651', 'Z', '801']

Ex Output:

L7405z2157x2793Yh