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: 4, 10, ['J', '8657', '215', 'q', '9137', '4741', '3929', '3777', 'j', 'z', '7793', '5581']

q9137474139293777jz