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:
9, 19, ['8853', '5105', '8221', 'r', 'M', '2825', 'V', '6443', '6929', '1785', 'M', 's', '9271', 'L', 'r', '6183', '1977', 'V', 'r', '5283', 'A', 'o', '1221', 'R']
answer:
69291785Ms9271Lr61831977Vr


question:
1, 22, ['3969', 'e', 'B', 't', 'G', '9783', 'F', '7655', '8287', 'j', 's', '4477', 'k', 'a', 'L', '419', '3975', 'X', '8205', 'f', '4253', '1477', 's']
answer:
3969eBtG9783F76558287js4477kaL4193975X8205f42531477


question:
1, 2, ['T', 'k', 'F', '509', 'i', '1291', '6839', 'f', '2365', 'N', '3107', 'c', '6425', '7511', 'U', 'j', '129', 'Q', '189', '9235', 'Y', '5325', '6615', '8955']
answer:

Tk