Task: Program Execution
Input (English): 18, 18, ['7721', '6809', 'I', '6679', '223', 'R', '7023', 'T', '7451', '3935', 'T', '91', '6471', 'f', '2217', '9481', '9015', '441', 'l', '5373']
Output (English): 441