Task: Program Execution
Input (English): 2, 13, ['4817', 'J', '9459', '873', 'U', 'V', '3275', 'c', 'q', 'I', 't', 'e', '7837', 'g', 'U', '8937', '5857', 'm', '751', 'f']
Output (English): 7837etIqc3275VU8739459J