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, 11, ['269', '3979', 'z', 'T', '5675', 'y', '8339', 's', 't', '3811', 'C', '8661']
answer:
2693979zT5675y8339st3811C


question:
13, 19, ['N', 'T', '1173', '3569', '8835', '1881', 'q', '9183', 'a', 'b', 'm', 'H', 'e', '4919', '6369', '4213', '9469', '8217', '9333', '8177', 'H']
answer:
e491963694213946982179333


question:
6, 7, ['R', '2077', 'K', '5847', 'a', 'R', 'v', '7895', 'i', 'S', 'W', 'E', '6753', 'V', 'g', '3675', '5769', '6451', 'W', '4659', '6433', 'S', 'b', '8011', 'p', 'M', '6229']
answer:

Rv