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, 12, ['d', 'E', 'x', '3077', 'H', 'G', '7227', '1323', '997', '8825', '9645', '6573']
answer:
6573


question:
2, 3, ['Q', 'X', '1639', 'm', 'o', '9075', '4261', 'd', 'T', 'F', '3063']
answer:
X1639


question:
5, 28, ['3239', '5047', '9599', '1145', '3199', '3873', '2311', 'y', 'l', 'q', 'd', 'O', 'r', '4993', 'P', '5233', '8647', '5129', '1391', 'V', 'L', '5445', 'p', 'y', '5965', 'b', 'B', 'V', 'P']
answer:

319938732311ylqdOr4993P5233864751291391VL5445py5965bBV