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:
16, 25, ['f', '1225', '3381', '6857', 'K', '4875', '4517', 'w', '869', '359', 'x', 'r', '689', 'Z', '9193', 'b', 'f', '3893', '2933', 'i', '2155', 'F', 'R', '1065', 'Y']
answer:
bf38932933i2155FR1065Y


question:
2, 4, ['1333', '9897', '5955', '9829']
answer:
989759559829


question:
16, 28, ['e', 'D', 'o', '9341', '4593', 'k', 'Y', '1531', 'F', 'D', 'B', 'E', 't', 'R', 'v', '1563', 'B', 'T', '6823', 'u', 'e', 'u', '2939', '8979', '333', '7909', '8195', '9515']
answer:

1563BT6823ueu29398979333790981959515