Task: Program Execution
Input (English): 9, ['P', 'G', '3957', 'E', '4395', '2985', '9719', '5775', '369', 'f', 'k', 'g', 'g', 'D', '1817', 'G', '4191', '3219', 'z', 'Y', 'E', 'Q', 'S', '2911', 'q', 'P', 'y', '3371', '5001']
Output (English): P, f, z, 3371