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:
12, 15, ['9349', 'l', 'n', '5081', '3021', 'a', '917', '6671', 'Q', '4033', 'v', 'i', 'k', '539', '1413', 'X', '7405', 'S', 'J', '6503', '4311']
answer:
ik5391413


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


question:
3, 4, ['f', 'w', '9593', 'o', '4191', '9053', '8281', 'Z', '6941', '3955', '4303', 'k', '4931', '5355', 'a', 'e', '2155', 'D']
answer:

9593o