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, 14, ['1217', '1489', '1881', '4403', 'b', 'n', '4351', 'D', '3939', 'V', '9651', 'W', '895', '3819', 'F', 'H', 'B']

D3939V9651W8953819