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: 12, 15, ['Y', 'u', 'n', '4027', '2533', '2971', '3201', 'M', '6261', 'i', '3155', '9385', '5559', 'n', '2965', 'C', '8701', '3511']

93855559n2965