Task: Program Execution
Input (English): 7, ['3989', 't', 'I', '8561', '1165', 'b', 'M', 'B', '6809', 'z', '9857', 'W', '8389', '7393', '4191', 'h', 'g', 'V', '9245', 'A']
Output (English): 3989, B, 4191