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: 11, 14, ['5703', '8655', 'H', 'j', '1103', 'R', 'm', 'X', 'e', 'T', '4219', 'l', 'M', 'U', '6021', 'Q', '553']

4219lMU