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: 13, 18, ['h', '4851', '87', 'O', 's', '8007', 'g', 'g', 'U', 'q', 'c', 'p', '7731', '4835', '8841', '7003', '5735', 'c', 'n', '9427']

77314835884170035735c