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: 15, 18, ['3665', '8799', 'M', '7717', '3221', '1957', '7631', '5299', '2455', '9331', 'N', '5847', '3955', 'W', 's', 'c', '3801', '733', 'u', 't', 'c']

sc3801733