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, 15, ['w', '5009', 'z', '1847', 'g', '8681', '9477', 'j', '8799', '5511', '9667', '8113', 'O', 'p', '6473', 'n', 'g', 'w', '4973', '7137', '6733', '3201', '9589', '5783', 'a', '7711', 'L', 'Q']
answer:
551196678113Op6473


question:
3, 6, ['7269', '329', '3751', 'i', '9639', '8939']
answer:
3751i96398939


question:
1, 1, ['c', 'm']
answer:

c