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.

Ex Input:
7, 7, ['Y', 't', '5729', 'R', 'v', '9237', '5331', 'r', 'J']

Ex Output:
5331


Ex Input:
1, 2, ['V', '9261', '2731', 'R', 'e', '4881', 'm', '5285', '5435', 'u', 'U']

Ex Output:
V9261


Ex Input:
10, 10, ['9399', 'p', 'p', 'z', 'E', '4885', 'D', '9037', 'p', '7147', '1835']

Ex Output:

7147