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:
5, 6, ['v', '6757', 't', '3759', '5835', 'A', '929', 'H', 'k', 'Q']
answer:
5835A


question:
16, 18, ['373', 'q', '5873', 'R', 'Y', 'O', 'r', 'U', '5249', '3393', '355', '931', '1621', '4269', 'M', 'Q', '1051', '9755', '5463', '9821', 'x', 'y', 'j', 'W', '6795', 'X', 'H', 'G', 'u']
answer:
Q10519755


question:
1, 2, ['9553', '3353']
answer:

95533353