Task: Program Execution
Input (English): 2, 19, ['C', 'D', 'C', 'Z', '3843', 'j', 'T', 'o', '9147', '2915', 'n', 'N', '939', 'S', '2457', '7789', 's', 'z', 'V']
Output (English): Vzs98777542S939Nn51927419oTj3483ZCD