Task: Program Execution
Input (English): 7, 7, ['6719', '1709', 'M', '8029', 'J', 'A', '4815', 'u', 'v', 'g', 'J', 'g', 'S', '2331', 'p', 'J', '5839', '9395', 'a', '3441', '151']
Output (English): 4815