Definition: 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.
Input: 2, 23, ['r', '651', 'L', 'P', 'o', 'w', '585', 'L', 'j', '1641', 'h', 'D', 'e', 'e', '911', '2683', 'X', 'S', 'J', 'L', '3049', 'M', 'R', 'a', 'M']

651LPow585Lj1641hDee9112683XSJL3049MR