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: 9, 21, ['4383', 'r', 'f', '7487', 'A', 'b', 'o', 'Z', 'b', 'z', 'G', '8347', '9419', '4999', '811', 'W', '1093', 'x', '443', '7365', 'z', 'A']

bzG834794194999811W1093x4437365z