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: 21, 24, ['J', '751', '3051', '477', '8631', 'R', 'm', 'E', '3837', '6959', '7719', 'S', 'o', 'T', 'D', 'j', '101', '7905', '6291', '4779', '2897', 'A', '2153', '201', 'a', '6923']

2897A2153201