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, ['8465', '3711', '3119', '3421', 'c', '3281', 't', '1883', 'a', 'b', '2931', 'v', '921', 's', 'j', 'M', 'G', '4385', '1507', '555', 'p', 's', '257', '2595', 'E', 'k', '8001']
answer:
8465


question:
2, 4, ['m', 'A', '7485', 'O', 'P', 'P', 'G', 'z']
answer:
A7485O


question:
1, 2, ['3055', 'x', 'x', '9551']
answer:

3055x