Task: Program Execution
Input (English): 17, 20, ['m', '1277', 'h', 'x', '5233', '6795', '4995', '3457', '6567', 'O', '4399', 'X', '5959', 'S', '7167', 'y', '9529', '1757', '4599', 's', 'f']
Output (English): s459917579529