Task: Program Execution
Input (English): 7, ['1553', '8599', '9857', 'c', 'g', '9419', 'Q', '1749', 'l', 'C', '43', '5327', '8377', 'V', '3733', '3529', 'I', '8999', 'b', 'X', 'O']
Output (English): 1553, 8599, 9857, c, g, 9419, Q