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: 14, 19, ['9751', '5207', '2421', 'f', 'U', 'I', 'f', 's', 't', 'x', '6055', 'z', '8687', '3693', 's', '3641', '8959', 'A', 'N', 'j', '3607', '4073', '6145', 'H', 'x', '9719', 'a', '2163', 't']

3693s36418959AN