Task: Program Execution
Input (English): 4, ['831', 'X', '5513', 'n', 'e', 'v', '3521', '3013', 't', 'V', 'V', '8873', '9891', 'f', 'N', '4995', '9425', 'i', '4961']
Output (English): 831, e, t, 9891, 9425