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:
7, 13, ['r', 'o', 'E', '8885', '4003', '9111', 'd', '7123', '1423', 'P', '4475', 'o', 'n', 'B']
answer:
d71231423P4475on


question:
12, 18, ['7095', 'E', '3383', 'O', '2799', 'C', '4955', '9079', 'a', '3343', '5851', '2565', 'z', 'F', 'p', 'T', 'q', '9385', 'H', '7115']
answer:
2565zFpTq9385


question:
1, 4, ['N', '2665', 'E', '6561', 'p', '5145', '3823', '7479', 'Q', '7897']
answer:

N2665E6561