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: 11, 12, ['6739', 't', '457', '4345', '4245', 'y', '9357', '269', 'X', '8247', '8047', 'c']

8047c