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: 5, 7, ['K', '9285', '3525', 'p', '1769', 'X', 'u', 'j', 'e', 'B', '4117', 's', '2065', 'u', '1885', 'V', 'x']

1769Xu