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:
12, 12, ['d', 'E', 'x', '3077', 'H', 'G', '7227', '1323', '997', '8825', '9645', '6573']
answer:
6573


question:
2, 10, ['8615', '4155', 'k', '1061', '6223', 'V', '379', '4369', 'n', 'U', 'u', '5007', 'q', 'f']
answer:
4155k10616223V3794369nU


question:
6, 27, ['8363', '5785', 'M', '5903', 'y', 'j', '6759', '3631', '5457', '1193', 'f', 'C', '2635', '6111', 'q', 'O', 'b', '953', '8569', '6173', 'P', 'w', 'Q', '8655', '1135', 'P', 'J', 'R', '7009']
answer:

j6759363154571193fC26356111qOb95385696173PwQ86551135PJ