Task: Program Execution
Input (English): 5, 10, ['2697', '817', 'm', '1275', 'j', '423', 'Z', 'R', '4737', '427', 'N', '4289', 'G', 'B', 'U', 'e', 'U', '3637', 'H', 'i', 'D', '175', 'C', 'K', '7009']
Output (English): 7247374RZ324j