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:
2, 16, ['3625', 'Q', 'f', '6697', 'o', 'n', '1471', '2327', 'X', 'l', '6125', '2215', 'R', '221', '6415', 'Y']
answer:
Qf6697on14712327Xl61252215R2216415Y


question:
1, 1, ['Z', '5825', '8499', 'E', 'A', '4575', '9783', '1021', '5067', '9359', 'Q', '1489', '4793', 'g', '2967']
answer:
Z


question:
7, 11, ['v', 'm', 'J', '3007', 'Z', 'j', '47', 'M', '2707', 'K', '7651', 'E', 'T', '7707']
answer:

47M2707K7651