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.

[Q]: 15, 20, ['E', 'V', '2589', 'r', '1501', '9699', 'K', 'S', '3971', 'k', '5743', '1525', 'c', 'O', 'X', 'i', '1863', '4295', 'M', '6309', '4975', '1663']
[A]: Xi18634295M6309


[Q]: 2, 7, ['4735', '4943', '391', '1951', '8785', '4869', '3971']
[A]: 49433911951878548693971


[Q]: 16, 17, ['u', 'X', '2609', 'F', '9315', '8397', 'Y', 'y', 'R', 'Q', '1625', '2685', 'k', 'A', '3439', 'r', 'F']
[A]:
rF