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, 19, ['3049', 'n', 'i', '1573', '6295', 'e', '4683', 'P', '9511', 'b', '7807', '4323', 'O', 'q', '1757', '1971', '8489', 'M', '1193', 'X', '3517', 'K', 'j', '1341', 'I', 'l']

9511b78074323Oq175719718489M1193