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, 13, ['O', 'J', '303', '8511', 'M', '8063', '3389', '9473', 'c', '4853', 'L', 'm', 'b']

8511M806333899473c4853Lmb