Task: Program Execution
Input (English): 2, 17, ['8781', '6211', 'S', 'B', 'i', 'C', 'V', '5503', '4977', 'k', '7421', '6443', '3881', 'f', 'C', 'O', '5847', '3175']
Output (English): 7485OCf188334461247k77943055VCiBS1126