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: 13, 17, ['t', 'o', '6491', '6573', 'K', '2105', '8673', '8397', '8197', '6649', '4935', 'R', 'K', '5925', 'L', '6645', 'w', '2037', '4961', '9541', 'g', '4539', '8789']

K5925L6645w