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, 10, ['99', '8267', '2059', 'D', 'd', '9861', 'O', '6645', 'A', 'n', 'm', 'F', 's']

O6645An