Task: Program Execution
Input (English): 7, ['6611', 'M', '3643', 'j', '4979', 'K', 'M', 'C', '2111', '4773', '4275', '8161', 'f', '8419', 'C', 'o', 'u', '8483', 'm', '7095', '2721', 'z', 'T', '4423']
Output (English): 6611, C, C, z