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: 5, 9, ['2135', '2407', 'A', 'E', 'Y', 'r', '7823', 'Q', 'K', '2475', 'M', '7357']

Yr7823QK