Task: Program Execution
Input (English): 7, 20, ['1259', 'm', 'i', '9437', 'u', '463', 'G', '5055', '4663', 'P', 'S', 'l', 'C', 'v', 'J', 'U', '9827', '1431', '5507', '469', 'N', 't', '6127']
Output (English): G50554663PSlCvJU982714315507469