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: 4, 5, ['E', '4559', '8969', 'x', '6523', '9669', '3599', '6819', '9727', '1017']

x6523