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, 17, ['6827', '1967', 'Q', '357', 'd', 'F', 'y', '2603', '5517', 'H', 'J', '3833', '9299', '1549', 'V', 'k', '6091', '1089', 'l']

y26035517HJ383392991549Vk6091