Task: Program Execution
Input (English): 9, ['k', '4585', '2249', '2765', '9159', '279', 'K', 'D', 'z', 'e', 'x', '7161', 'r', 'l', '165', '2307', '1817', '9735', '4957', '3499', 'c']
Output (English): k, e, 4957