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: 14, 15, ['W', 'B', 'g', 'C', 'J', '3117', '2595', '743', 'a', '645', '3459', 'C', 'o', '1905', 'H', '405', 'a', '4663']

1905H