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, 9, ['3149', '8605', '3995', 'R', '4511', 'W', '9457', 'P', '8439', '1467', 'Y', '7429', 'D', 'R', '4749', '3351', '2555', 'Q', 'F', 'u', '6815', 'B', '4005', '8113', 'A']
answer:
8439


question:
10, 19, ['4773', '7937', 'd', '373', 'o', '8767', 'Z', 'g', '2719', '8613', '3229', '6447', 'v', 'I', 'A', 'e', 'r', 'J', 'K', 'o', '4065', 'A', 'B', '8201', 'i', '1045', 'N', 'D', '7449', 'S']
answer:
861332296447vIAerJK


question:
5, 8, ['5529', 'T', 'E', 'J', 'n', '4223', 'S', '2821', '1407', '3587', '9593', '2353', '657', '5257', 'E', '6965', 'R', 'Q', 'i', '559']
answer:

n4223S2821