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:
2, 14, ['1989', 'b', '3375', 'x', 'e', '8063', 't', '2461', '4855', '9491', 'F', 'd', 'U', 'f', '2199', 'd', '8123', 'R', '6731', '3395', '2961', '1001', 's', 'G', '7595', 'I', '7447', '3861']
answer:
b3375xe8063t246148559491FdUf


question:
9, 19, ['8853', '5105', '8221', 'r', 'M', '2825', 'V', '6443', '6929', '1785', 'M', 's', '9271', 'L', 'r', '6183', '1977', 'V', 'r', '5283', 'A', 'o', '1221', 'R']
answer:
69291785Ms9271Lr61831977Vr


question:
3, 3, ['U', 'O', 'o', '6189', '2795']
answer:

o