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: 7, 7, ['d', '6423', 'Q', 'K', 'j', '7033', '7023', 'f', '9977', '6261', '8427', 'b', 'X', 'q', '97']

7023