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:
8, 17, ['i', '9145', '4765', 'q', '3437', '3855', '4741', 'U', 'B', 'D', '8041', '1763', 'T', '7339', '1425', 'V', 'H', 'M']
answer:
UBD80411763T73391425VH


question:
11, 14, ['3803', '371', '3451', '8133', 'A', 'W', '1751', 'v', '619', '2241', '7221', 'B', 'L', '8105', '8555', '623', '4589', '2401', '9335', 'Y']
answer:
7221BL8105


question:
7, 25, ['V', '1053', '5799', '7945', '985', 'O', '6159', '2081', 'q', '7463', '3829', 'z', '9741', 'q', '4713', 'X', '7759', 'D', 'X', 'Q', '4547', 'C', 'A', '1537', 'H']
answer:

61592081q74633829z9741q4713X7759DXQ4547CA1537H


