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, 7, ['5331', '7757', 'X', 's', '1841', '553', 'P', 'O', 'W', 'Z', 'B', 'H', '4363', 'G', 'a', 'X', '1541', 'P', '3003', '7635', '9645', 'V', '195', 'Q', 'R', '869', 't']
answer:
7757Xs1841553P


question:
4, 10, ['C', '7103', '3123', '9575', 'y', '3583', 'm', '3311', '2453', '411', '5113', '6185', '7035', 'c', '2139', '6101', '8455', '4421']
answer:
9575y3583m33112453411


question:
1, 9, ['4447', '9545', '6417', 'U', '7125', 'U', '2523', '7769', '8777', '153', '8211', '1191', 'Z', '9657', 'H', 'R', 'z', '6155', 'J', 'e', 'z', 'T', 'u', '5367', 'j', 'R']
answer:

444795456417U7125U252377698777