Task: Program Execution
Input (English): 6, 25, ['4519', 'v', '4145', '5127', '3885', 'L', 'K', '8927', 'B', 'H', 'D', 'J', 'A', '195', '2549', 'J', 'D', 'r', 'h', 'g', 'C', 'q', '5437', '959', 's', 'i', '9019']
Output (English): s9597345qCghrDJ9452591AJDHB7298KL