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: 5, 13, ['3967', 'm', 'p', 'K', '311', '8463', '695', '1247', 'd', 'l', '8197', '9503', '7801', '6861', '571']

31184636951247dl819795037801