Task: Program Execution
Input (English): 3, 20, ['4489', 'z', '1605', '5685', 'p', '6947', '8601', '1437', 'I', 'K', '9309', '7773', '1621', '7153', '813', 'y', '7149', '2903', '5777', '1067', '5445', '5491', 'o', 'I', '7545', '8159']
Output (English): 67840