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: 1, 1, ['U', '2203', 'L', 'l', '6115', 'Y', 'p', '9061', '6433', '7473', '2331', '6325', 'k', '7911', 'V', 'h', '4501', 'v', 'U', '5783']

U