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:
15, 20, ['E', 'V', '2589', 'r', '1501', '9699', 'K', 'S', '3971', 'k', '5743', '1525', 'c', 'O', 'X', 'i', '1863', '4295', 'M', '6309', '4975', '1663']
answer:
Xi18634295M6309


question:
12, 15, ['x', '2195', 'c', '2471', 'h', 'G', 'o', 'H', '6183', 'w', 'r', 'c', 'F', 'u', '7549', '7451', '8411', '3299']
answer:
cFu7549


question:
5, 22, ['9761', 'b', 'R', '2363', 'W', '5059', 'U', 'm', '8877', 'W', 'w', 'G', '6255', '1359', 'f', 'c', '3225', 'm', 'v', 'o', 'P', 'p', 'M']
answer:

W5059Um8877WwG62551359fc3225mvoPp


