Task: Program Execution
Input (English): 3, 2, ['a', 'W', 'n', '8155', 'J', 'g', '4981', '2197', '7909', 'C', '211', 'g', 'S', '2447', '715', 'a']
Output (English): n, J, 4981, 7909, 211, S, 715