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: 9, 17, ['1837', 'I', 'R', '9255', 'j', 'R', '831', 'W', 'Y', 'q', 'w', '4657', 'W', '421', 'l', '5431', 'a', 'S', '9171', '1539', 'V', '2183', '965', '1291']

Yqw4657W421l5431a