Task: Program Execution
Input (English): 1, 2, ['r', 'R', 'M', '9589', 'q', 'f', '9181', 'i', '6075', '5939', '6175', 's', '2329', 'e', 'v', 'I', 'u', '9747', '1685', 'P', '1471']
Output (English): r, R