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:
2, 7, ['4735', '4943', '391', '1951', '8785', '4869', '3971']
answer:
49433911951878548693971


question:
16, 19, ['9169', '6227', '3993', 'G', '3063', '5221', '6799', 'x', 'c', '2961', '4251', '7903', 'i', '8341', '6161', 'c', 'Z', '7881', 'h', 'e', 'j', '3157', 'K', '4471', '8673', 'b', '4261', 'O', 'm', '6025']
answer:
cZ7881h


question:
5, 19, ['X', '2533', '2065', 'Q', '7935', '8525', 'D', '8501', 'H', 'j', '1855', 'B', 'J', '4959', '5069', '8047', 'd', 'X', 'P', '227']
answer:

79358525D8501Hj1855BJ495950698047dXP