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: 7, 8, ['E', '875', 'D', 'U', 'n', 'u', 'x', 'I', 'L', '5195', '2141', '3125', 'u']

xI