Task: Program Execution
Input (English): 7, ['L', '225', '3545', '3981', 'B', 'E', 'L', 'n', '1923', 'A', '4267', '8135', '695', '2191', '4123', 'y', '6349', '5103']
Output (English): L, 225, 3545, 3981, B, E, L