Task: Program Execution
Input (English): 12, 19, ['R', 'Z', '6697', 'e', 'e', '6803', 'E', 'n', '8527', '1781', '973', 'L', 'I', 'i', '9305', 'S', '6755', 'B', 'Q', 'e', '4627', '6263', '7857']
Output (English): QB5576S5039iIL