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, 16, ['2021', 'S', 'p', 'U', 'X', '9109', 'Y', 'A', 'I', '281', 'r', 'z', 'K', '181', 'O', 'E', 'd', '395', 'c', '863', '1873', '7363', 'S', 'e', 'e', 'M', '15', '1745']

9109YAI281rzK181OE