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, 7, ['f', 'L', 'o', 'j', '9517', '5357', 'q', '2129', '1923', '4043']
answer:
q


question:
8, 9, ['4155', 'z', '1045', 'b', '721', '6473', 'l', 'k', 'M', '8775', '2565', 'P', '669']
answer:
kM


question:
4, 8, ['6637', '7299', '5441', '7493', '4449', '6145', 'f', 'z', 'e', 'j', 'K', '5343', '1015', 'Z', 'X']
answer:

749344496145fz