Task: Program Execution
Input (English): 3, 13, ['6265', '6885', 'y', 'n', '9835', 'Z', '5187', '2977', '1783', '6667', 'Q', 'x', 'f', 'v', '3699', '3857', '7081', 'p', 'L', '2819', '9033', '4903']
Output (English): fxQ6667178329775187Z9835ny