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: 3, 12, ['8321', '1035', '1193', '2839', '6219', 'H', 'i', 'M', '303', 't', 'Q', 'J', 'R', '3415', 'z']

119328396219HiM303tQJ