Task: Program Execution
Input (English): 7, 8, ['c', 'X', 'c', 'c', '7429', 'd', 'x', 'F', '7219', '8405', '6963', '3967', '7445', '8329', 'P', 'z', '4483', 'm', '2597', '3579']
Output (English): F, x