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:
1, 9, ['5253', 'z', '3387', 'd', 'S', '6091', '1675', '9495', 'X', 'y']
answer:
5253z3387dS609116759495X


question:
7, 8, ['9131', 'a', '1233', 'B', '2501', 'b', '7551', '3155', 'K', 'K', '2205', 'H', '2059', '6079', '6225', '9781', '5759', 'a', 'W', '8557', 't', 'j']
answer:
75513155


question:
10, 15, ['3635', '4869', '6455', '7025', 'D', '305', 'D', '5009', 'O', '6535', 'B', '7135', 'R', 'u', 'I']
answer:

6535B7135RuI