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: 8, 12, ['v', '1039', 'j', '4959', '3615', '7127', 'F', '4833', 'f', '9045', 'b', 'd', 'i', '7781', '7885', '6951', '5735', '6707', 'J']

4833f9045bd