Task: Program Execution
Input (English): [9339, 'h', 2957, 'Z', '7187', 'l', 'u', '9537', 'l', 6029, 3679, 6663], ['O', 4101, 'B', '7187', 'l', 'u', '9537', 'Q', 9099, 'U']
Output (English): 7187, l, u, 9537