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: 17, 18, ['Q', '8251', 'B', '3185', 'q', '2879', 'Q', 'C', 'q', '9045', '6255', 'o', 'i', 'p', 'd', 'y', 'u', '9289', '8517', 'X', 'u', 'a', '479', 'b']

u9289