Task: Program Execution
Input (English): 17, 20, ['7805', '5011', '3701', '9501', '9509', '5813', '5249', 'H', '933', '4893', '8229', '2463', 'I', 'S', 'c', 'F', 'e', 'p', 'M', '8579', '2693']
Output (English): 8579