Task: Program Execution
Input (English): 6, ['1699', 'y', '5917', '2951', 'H', 'Z', 'T', '399', '2733', '9893', '7057', 'h', '6215', '9341', 'k', 'n', 'C', '8147', '3507', '833', 'u', '5333', '9105', '6931', 'O', '1839', '6679']
Output (English): 1699, T, 6215, 3507, O