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: 4, 9, ['4427', '6451', 'm', 'o', '3405', 'B', 'H', 'A', 'r', '7961', 'U', 'p', '6929']

o3405BHAr