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: 10, 21, ['3013', 'Q', '1477', 'Y', 'M', '5067', '9447', '3623', 'q', '4351', '7431', 'd', 'f', '2495', '2767', '1515', '3653', '2489', '6933', 'l', 'b', 'h', 'L']

43517431df249527671515365324896933lb