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: 21, 26, ['9693', 't', '7941', '1979', '4707', '2471', '7223', '6191', '9321', 's', '6643', '7807', 't', 'N', '1529', '3417', 'n', '403', '5605', '6947', 'a', 'A', 'I', 'y', '8447', '4349']

aAIy84474349