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, 7, ['R', 'Y', '9807', 'M', 'P', '8003', 'e', 'e', 'h', '9113', '987', 'r', 'O', 'k', 'B', 's', 'L', '9393', '7163', '7869', '7387', '6961']

8003e