Task: Program Execution
Input (English): 3, 4, ['5483', 'k', '65', 'b', 'W', 's', '9401', '4349', 'g', 'o', 'k', '6993', '8397', '2123', 'a', 'O', 'I', '1553']
Output (English): 65, 9401, k, a