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:
1, 1, ['e', '7739', '8007']
answer:
e


question:
2, 6, ['s', 'C', 'T', 'o', '219', '9623', 'q', 'M', 's', 'p', '8907', '19']
answer:
CTo2199623


question:
3, 6, ['8937', '2823', '1425', 'E', '8281', 'W', '7743', 'U', '9857', 'u', 'O', 'h', 'o', 'q', '5337', 'u']
answer:

1425E8281W