Task: Program Execution
Input (English): 7, 10, ['5837', '2281', 'u', 'K', 'w', 't', 'C', 'h', 'E', 'a', 'D', 'j', '4471', 's', '9355', 't', '7463', 'r', '8307', 't', '393', '1375', '8679', '7433', 'l', 'X']
Output (English): C, h, E, a