instruction:
In this task, you are given an input i,A where i is an integer and A is an array. You need to find every ith element of A starting with the 1st element.
question:
4, ['a', '621', '5341', 'k', 'c', '5261', 't', '3081', 'w', '2109', '1605', 'e', '8791', '2961', 'H', 'r', '7527', '6327', '3965', '8197']
answer:
a, c, w, 8791, 7527


question:
1, ['2141', 'U']
answer:
2141, U


question:
1, ['4543', 'B']
answer:

4543, B