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: 1, 7, ['3253', '7753', 'D', '8449', '3991', '7891', 'D', '4401', 'v', 'l', 'p', 'r', 'z', 'd', 'O']

32537753D844939917891D