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: 20, 22, ['C', '9065', '1397', 'Q', 'G', '257', '4075', '423', '5427', 'N', 'U', '4511', 'o', 'Q', '7843', 'N', '3511', 'W', '9211', 'v', '8763', 'v', '4081', '8213', 'K', 'M', '4435', '4081', 'n']

v8763v