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: 6, 18, ['3529', 'F', 'Y', '9213', '555', 'Y', '6229', '5369', 'G', 'P', 'o', 'X', 'J', 'B', 'U', '495', '463', 'J', '843', 'F', 's', 'g', 'S', 'a']
Output:
Y62295369GPoXJBU495463J