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: 19, 21, ['Z', '197', '8449', '687', '2279', '8037', 'Q', 'u', '4421', '9823', 'm', '7257', '3857', 'c', '3419', '3065', 'A', 'Z', 'Z', '1113', 'h', 'F', 'Q']

Z1113h