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: 20, 23, ['4633', 'd', '5099', 'E', '905', '5261', '4317', 'e', 'u', 'n', '1435', 'M', '2921', '4307', '2205', '8179', 'M', 'k', 'B', 'q', '4843', 'R', '6171', 'Z']

q4843R6171