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:
14, 19, ['r', '7583', 'd', 'I', 'n', '2281', '4977', '3473', '7677', '649', '2005', 's', '7207', 'W', 'f', '9103', 'j', 'j', '7643', 'x', '8397', '4873', '6261', 'n', 'r', '9059', '2375']
answer:
Wf9103jj7643


question:
3, 4, ['7311', '317', 'w', 'c', 'S', '5919', '3377']
answer:
wc


question:
25, 26, ['8713', '7373', '355', 'a', 'P', '6405', '1275', 'R', 'M', 'v', '2519', 'B', '4127', 'S', 'K', '2657', '1111', '8279', '3801', 'x', '6113', 'e', 'u', 'E', '6951', '3679', '2827', '7581', '8489', 'A']
answer:

69513679