Task: Program Execution
Input (English): 1, 2, ['4827', 'Y', '767', 'Z', '1879', 'd', 't', 't', '6949', '4307', '167', 'u', '903', '3115', 'u', '8241', '9889', '6057']
Output (English): 4827, 767, 1879, t, 6949, 167, 903, u, 9889