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:
4, 5, ['7753', 'N', '7285', '7559', '7245', 'W', 'W', '2525', '9219', '2041', 'n', 'k']
answer:
75597245


question:
5, 7, ['r', '5119', 'd', 'h', '433', 'S', '5415', '7111', '9831', '1611', '3827', 'o', '2181', '819', '449', '5289', '6979', 'D', '9025', '901', '9319', '8035', 'j', '241', 'H']
answer:
433S5415


question:
5, 7, ['7527', '6881', 'G', 'z', '3965', 'g', '9207']
answer:

3965g9207