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, ['S', 't', '9757', 'W', '8161', '7045', '437', '2593', '4257', '8965', 'j', '6427', 'Y', 'j', '4481', '361', 't', 'm', 'x', 'w']

7045437259342578965j6427