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: 11, 16, ['1967', 'X', 'L', 'f', 'k', '1201', 'z', 'H', 'B', 'n', '8935', 'c', 'f', 'N', '557', '3261', 'M', '2761', '7111', '6881']

8935cfN5573261