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, 1, ['Z', '5825', '8499', 'E', 'A', '4575', '9783', '1021', '5067', '9359', 'Q', '1489', '4793', 'g', '2967']
answer:
Z


question:
18, 22, ['R', '7403', 'b', 'R', 'y', '5343', '2589', '917', 'f', '5383', 'Q', 'f', '5491', 'j', 'v', '5073', '923', '5491', '6737', 't', 'S', 's']
answer:
54916737tSs


question:
7, 15, ['1345', 'd', '5703', 'K', 'K', '2931', 'J', '7957', 'w', '7629', 'H', 'O', '4487', 'g', 'W']
answer:

J7957w7629HO4487gW