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, 3, ['7859', '7219', 'Q', 'W', '3303', 'j', '3337', '1117', '8239', '1995', 'i', 'R']

Q