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: 4, ['6651', '4413', '2651', 'J', '8173', '4913', '8951', '1683', 'N', 'j', '1953']

SOLUTION: 6651, 8173, N

PROBLEM: 11, ['523', 'n', 'X', 'L', '2675', 'H', 'd', '4377', 'T', 'M', '6771', '5517', '175', 'R', 'F', '7193', '9187', '4895', '6005', 'h', 'h', '6017', '6427', 'K', '5439', '7411', '7197', '2603', 's', 'K', 'B', '9211', 't', '6125', 'I', 'w', '1655']

SOLUTION: 523, 5517, 6427, 6125

PROBLEM: 18, ['4503', 'V', 'd', '3099', '6763', '6627', 'j', '151', 'r', 't', 'C', '4815', '9949', 'b', '9393', 'J', 'O', '3759', '3093', 'Q', 'V', '3809', 'S', 'z', 'F', 's', 'n', 'C', '1213', '63', '3433', '6541', '5963', 'z', 'b', '5203', 'v', 'e', 'o', 'D', 'a', 'x', '9335', 'N', 'r']

SOLUTION:
4503, 3093, v