Task: Program Execution
Input (English): 10, 12, ['7629', 'v', 'G', 'g', '2927', 'A', 'W', 'j', 'S', 'M', 'm', '3073', 'B', 't', '4919', 'P', '7827', 'O', 'c', '387', 'm', 'r', 'U']
Output (English): Mm3073