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: 2, 17, ['v', '1707', '5131', 'M', 'd', 'I', 'x', '417', '4895', '7767', '8265', 'S', 'B', '8677', 'P', 'f', '447', '2397', '5329', '4761', '6435', '4629', 'i', '7721', 'M']

17075131MdIx417489577678265SB8677Pf447