Task: Program Execution
Input (English): 1, 9, ['8981', '4269', 'Z', 'T', '7469', '8495', 'V', '857', '1729', 'K', '8381', '9727', 'l', 'u', 'Q', '2473', '3267', '9217']
Output (English): 89814269ZT74698495V8571729