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:
9, 9, ['T', 'D', '4993', '1869', '4395', '4711', 'w', 'G', '8185', '4061', 'F', '5425', '3853', 'r', '213']
answer:
8185


question:
5, 13, ['G', '4913', 'i', 'b', 'Q', '6937', '4251', 'Z', '535', '5563', 'x', '4813', '363', '1985', '3913', 'w', 'o', 'U', 'y']
answer:
Q69374251Z5355563x4813363


question:
23, 24, ['1425', '5555', 'f', '9681', '8971', '7395', 's', '4713', 'W', '2391', '1123', '6251', 'S', '5643', '4037', '779', 'V', 'G', '4495', '4295', '8805', 'J', '7103', 'd', 'F']
answer:

7103d