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:
3, 6, ['5163', 'Z', '4011', '8827', 'P', 'u', 'b', 'a', 'W']
answer:
40118827Pu


question:
17, 18, ['7971', 'D', '2791', 'E', '5517', 'I', 'u', '9333', 'i', '1933', 'y', 'C', '1829', '8197', 'l', '5963', '4535', '5009', '4841', 'G', '8553', '1505']
answer:
45355009


question:
15, 17, ['k', '1583', '1367', '4063', 'd', '1683', 'v', 'O', 'N', '2679', 'g', '6099', 'z', 'm', 'N', '939', '517', 'v', 'C', '2061', 'r', 'E']
answer:

N939517