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: 16, 17, ['Z', 'L', '4237', '2289', 'o', '6763', 'h', '4837', '411', '4007', '741', 'E', '6085', '3291', 'Q', '1287', '8021', 'b', 'k', 'U', '5479', 'Y', 'D', 'J']

12878021