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, 3, ['3025', 'f', '3847', '3837', 'x', '2207', '2347', '1087', 'd', '2179', '9661', 'O', 'c', 'b', 'S', 'Q', '223', '6749', 'p', 'M', 'E', 't']
answer:
3025f3847


question:
3, 17, ['P', '5851', 'W', 'L', '8311', '6287', 'Q', 'T', '7073', '4047', '9169', 'v', '4471', '1075', 'A', '2889', 'i', '3693', 'a', 'J', '691', '9561', '5233', 'T']
answer:
WL83116287QT707340479169v44711075A2889i


question:
3, 8, ['1769', 'P', '7183', 'b', 'b', '8285', '8165', '1843', 'l', 'z', '2439', '5383', 'u', '3455', '8901', 'X', 'M', 'n', '1151', '4783', '2701', '7869', 'u']
answer:

7183bb828581651843