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:
12, 15, ['9349', 'l', 'n', '5081', '3021', 'a', '917', '6671', 'Q', '4033', 'v', 'i', 'k', '539', '1413', 'X', '7405', 'S', 'J', '6503', '4311']
answer:
ik5391413


question:
7, 10, ['6843', 'X', 's', 'y', 'k', 'o', 'k', '2095', 'b', 'A']
answer:
k2095bA


question:
3, 11, ['13', 'J', 'X', 'B', 'e', '4287', 'm', '3009', 'F', '2075', '995', '3953', '3085', '3471', 'k', 'm', 'w', '6421', 'e', 'Z', '9035', 'A', '4771', '5385', 'K', '9371']
answer:

XBe4287m3009F2075995


