instruction:
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.
question:
10, 11, ['v', 'c', 'q', 'V', '1151', '1083', 'A', '6689', 'e', '4821', 'S', 'e', 'I', '7445']
answer:
4821S


question:
12, 15, ['x', '2195', 'c', '2471', 'h', 'G', 'o', 'H', '6183', 'w', 'r', 'c', 'F', 'u', '7549', '7451', '8411', '3299']
answer:
cFu7549


question:
3, 3, ['R', '1507', 'I', 'f']
answer:

I