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, 11, ['A', 'n', '8627', '6149', '4977', 'J', '131', '7387', '9621', 'I', 'H', 'X', '4593']
answer:
An862761494977J13173879621IH


question:
10, 12, ['6999', '2223', '7751', 'b', '1379', 'e', 'v', '6749', 'k', '6697', '9', 'K', '5093']
answer:
66979K


question:
1, 2, ['G', '7263']
answer:

G7263