Task: Program Execution
Input (English): 18, 19, ['8701', 's', 'Y', 'm', '2961', 't', 'c', 'd', 'x', 'u', '2207', '1569', '5525', '5941', '9377', 'h', 'q', '321', 'A', '4121', 't', '4217', '8073', 'q', 'z', 'Y']
Output (English): 321