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: 15, 15, ['s', 'R', '1881', 'p', '9607', '723', 'p', 'D', '7779', '1805', 'R', '4699', '4083', 'p', '9563', '5011', '4373', '9611']

9563