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: 3, 22, ['1007', 'w', 'p', 'w', 'n', 'r', '6785', 'U', 'v', '7927', '2807', 'm', '7101', 'U', '8725', 'F', 'Z', 'w', 'n', 'W', '2173', '2595']

pwnr6785Uv79272807m7101U8725FZwnW21732595