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: 18, 23, ['r', '8349', 'L', 'l', 'f', 'h', 'Z', '3021', 'p', 'T', 'b', '6235', '3017', 'R', '9513', 'O', 'v', '9627', 'G', '6591', '555', 'H', 'E', 'A', 'I', '7263', 'F']

9627G6591555HE