Task: Program Execution
Input (English): 16, 18, ['R', 'L', '8973', 's', 'l', 'i', '711', 'i', '5027', 'T', 'l', 'I', '3187', '5', 'B', 'M', '2469', 'a', '1049', 't']
Output (English): 2469