Task: Program Execution
Input (English): 7, 8, ['3123', 'W', '2511', '8845', '1723', '381', '2317', 'p', 'Q', '477', 'G', 'o', '5389', 'y', 'p', '515', '6803', '8587', '1851', 'U', '7901', 'k', 'I', 't', 'q', 'b', 'D']
Output (English): 2317