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, 6, ['5131', '1157', 'L', '2485', 'Z', 'a', '6893', '7895', '4665', '5877', '5131', 'Z', 'l', '2887', '9777']
answer:
2485Za


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:
2, 3, ['G', '3677', 'c', 'f', 'v', '8669', '2971', 'N', 'e', 'C', 'x', 'C', 'm', 't', '4103', 'L', '6289']
answer:

3677c