Task: Program Execution
Input (English): 1, 4, ['8961', '7267', 'w', '4229', '9829', 'q', '7547', 't', 'D', 'd', 'M', '2259', '1169', 'g', '6787', '3975', '7441', 'Z']
Output (English): 8961, 9829, D, 1169, 7441