TASK DEFINITION: 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.
PROBLEM: 2, ['r', '2677', '4903', '4307', 'c', '5149', 't']

SOLUTION: r, 4903, c, t

PROBLEM: 1, ['B', '4721']

SOLUTION: B, 4721

PROBLEM: 1, ['3153', 'S', 'V', '741', 'I', '1905', 'a', '2867', '7173']

SOLUTION:
3153, S, V, 741, I, 1905, a, 2867, 7173