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:
3, 5, ['951', '6733', 'g', '1119', 'U', '4025']
answer:
g1119U


question:
1, 1, ['E', 'i', 'B', 'L', 'i']
answer:
E


question:
3, 4, ['4665', 'J', 'x', 'o', 'd', '7107', 'r', '7229']
answer:

xo