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: 7, 27, ['9769', 'w', '7473', '1321', '1921', 'l', 'G', '7033', '7475', 'z', 'O', 'c', '3009', '8715', 'P', '4939', '197', 'L', 'r', '2181', '1399', '7643', '539', 'M', 'F', '5665', 'v', '8139', 'w', 'k']

G70337475zOc30098715P4939197Lr218113997643539MF5665v