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: 1, 8, ['131', 'M', '8275', '7013', '4435', '4709', '7745', 'm', 'k', 'l']

131M82757013443547097745m