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, 6, ['371', '4247', 'S', 'z', 'n', 'k', 'x', 'g', 'e', '9945', '419', 'G', '845', '7619', '5261', '8865', 'B', 'G', 'T']

znk