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: 6, 12, ['J', '197', 'd', '1865', 'G', 'D', '6513', 'V', 'O', 'F', 'A', '3491', 'O', '5465', '1235', 'n']

D6513VOFA3491