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: 4, 10, ['s', 'c', '5897', '841', 'F', '1467', 'B', '8863', '8823', 'U']

841F1467B88638823U