Task: Program Execution
Input (English): 12, ['s', '4249', '8827', '9341', '1019', '2417', '3205', '4841', '6397', 's', '8519', '6637', 'I', 'Q', 'G', '7331', '8209', '1529', 't', '3823', '8659', '3171', 'x', '5167', '4461', '8355', 'P', '6881', 'q', 'u', 'r', 'U', '9565', 'x', 'j']
Output (English): s, I, 4461