Task: Program Execution
Input (English): 6, 14, ['1419', 'P', '551', 'x', '443', 'x', '1887', 's', '4055', '6829', 'C', '4791', '9225', 'z', '5795', '8561', 't', 'g', '1839', 'y', 'x']
Output (English): x1887s40556829C47919225z