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, 15, ['8559', 'Q', 'z', '331', '4123', '9215', 'W', 'X', '4935', '9365', 'M', '393', 'F', '533', 'K', 'p', '6561', 'q', 'D', 'F', 'P']

z33141239215WX49359365M393F533K