Task: Program Execution
Input (English): 17, ['C', '5583', '4989', '2271', '503', 'B', 'Y', '2555', '591', 'z', '1521', '5063', '3365', 's', '8363', '6635', '4045', 'B', 'l', 'y', 's', '765', '8235', 'Y', 'V', '9715', 'l', '6215', 'a', '3095', '2145', 'N', '6083', 'k', '1257']
Output (English): C, B, 1257