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: 3, 13, ['H', '3979', '6113', 'W', 'y', 'B', '6369', 'z', 'U', '2337', 'p', 'u', 'N', '9865', 'Y', '5035', 'h', 'I', 'm', '6639', '3169', '2073', '5603']

6113WyB6369zU2337puN