TASK DEFINITION: In this task, you are given inputs k, i, and A, where k and i are integers and A is a list. You need to find every ith element of A starting from the kth element. The process stops when the position of the next ith element exceeds the length of the list.
PROBLEM: 1, 2, ['X', '7731', '1127', 'B', 'r', 'h', '6561', 'n', '8865', '3913', '6805', '719', '149']

SOLUTION: X, 1127, r, 6561, 8865, 6805, 149

PROBLEM: 4, 7, ['6941', '3981', '8249', 'H', '7685', 'z', '2077', 'U', 'L', '3187', 'W', 'K', 'C', 'V', 'U', 'j', 'z', '1159', '2423', '9457', '2199', '9739']

SOLUTION: H, W, 1159

PROBLEM: 2, 2, ['Q', 'r', 'B', 'N', '1549', 'z', 'R', 'L', 'D', '5031', 'b']

SOLUTION:
r, N, z, L, 5031