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: Consider Input: 4, 4, ['r', 'P', '9883', 'Q']

Output: Q


Input: Consider Input: 9, 11, ['6579', '2751', 'X', '4907', '1883', 'V', 't', 'O', '3449', 'U', 'r', 'm']

Output: 3449Ur


Input: Consider Input: 3, 5, ['3417', '399', 'a', 'a', '7105']


Output: aa7105