Task: Program Execution
Input (English): 5, ['L', 'a', 'y', '9155', '1481', 'p', '7077', 'q', 'Q', '8627', 'I', '9505', '9411', 'x', 't', '491', 'i', '1917', 'D', 'z']
Output (English): L, p, I, 491