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, 8, ['H', 'Y', '9261', 'j', 'x', 'K', '867', '2667', 'O', 'y', '3719', '3055', '8427', 'R', '4533', 'p', 'T', 'X', 'o', 'A', 'p', 'U', 'w', 'B', 'X']

xK8672667