Task: Program Execution
Input (English): 6, ['G', '4131', 'f', '8567', '5139', '7199', '6639', 'u', 'a', 'a', '5427', '9435', 'u', '769', 'Q', 'E', 'I', 'k', 'y', 'o']
Output (English): G, 6639, u, y