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: 2, 14, ['6447', 'r', '9819', '5551', 'z', 'B', 'p', '4309', '5799', 'Q', '4003', 'm', 'X', 'h', '8391']

r98195551zBp43095799Q4003mXh