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, 5, ['u', '157', '113', '4103', 'n', 'R', '6183', 'e', '439', '9053', 'k', 'z', '8999', '9613']
answer:
u1571134103n


question:
19, 26, ['X', '297', '325', 'S', 'I', 'o', 'q', '5685', '4911', '9975', 'B', 'p', '6237', '8763', 'K', 'N', 'o', 'V', 'R', 't', '5399', '8835', '6063', '7309', '9413', 'h', 'e', '5681']
answer:
Rt53998835606373099413h


question:
4, 4, ['2523', '2981', '8147', 'c', 's', '9291', 'm']
answer:

c