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:
2, 2, ['7147', 'T', '8623', '4399', '8963', 'B', 'r', 'x', 'F', 'L', '5201']
answer:
T


question:
4, 6, ['k', 'b', 't', '5167', '3621', 'V', '3487']
answer:
51673621V


question:
9, 9, ['e', 'j', 'B', '6689', '1553', 'k', 'z', '5063', 'j', 'P', 'V', 'c', 's', '5357', '7215', '755', 'U', 'P', 'e']
answer:

j