Task: Program Execution
Input (English): 7, ['G', '3637', 'l', 'D', '3777', 'u', '821', '1505', '4683', 'M', 'K', 'x', '3523', '1203', 'O', 'v', '2835', 'h', 'Q']
Output (English): G, 1505, O