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, 12, ['9751', 'C', '4579', 'K', 'U', 'k', 'E', 'o', '4895', 'e', 'L', 'i', 'D']

UkEo4895eLi