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: 6, 9, ['v', 'H', 'c', '7263', 'Q', '349', 'a', 'd', '5669', '1787', 'w', '9187', 'Z', 'o']

349ad5669