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: 3, 12, ['4579', 'x', 'Z', '9817', 'X', 'z', 'j', 'v', 'R', 'Y', '6731', 'w', 'm', 'E', '6345', 'n', 'u', '9873', '6337', '9571', '4081', '9941']

Z9817XzjvRY6731w