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, 16, ['4605', '5919', '3957', 'T', 'd', 'E', '2109', 'W', '6239', '87', '3029', '813', '1251', 'Y', '6819', 'C']

Y6819C