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: 1, 14, ['R', '989', 'F', 'r', 'B', 'T', '5741', 'T', '441', '3139', 'J', 'q', 'p', '243', 'R']

R989FrBT5741T4413139Jqp243