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: 1, 3, ['6865', 'B', '7009', '9959', 'X', '2545', 'a', 'D', 'I', '3253', 'Y', '999', 'i', 'i', '1301', 'w', '4531', 'd', 'm']

6865B7009