Task: Program Execution
Input (English): 2, 15, ['9883', '9371', '6733', 'S', 'T', '7809', 'g', 'v', '5695', '7909', 'u', 'q', 'Y', 'm', 'e', '4393', '381', '4247', 'a']
Output (English): emYqu90975965vg9087TS33761739