Task: Program Execution
Input (English): 19, ['4147', '2789', '8025', '5967', 'E', 'Q', 'v', 'T', 'b', 'a', '5977', 'W', '8197', 'F', 'z', '2855', 'J', '8939', 'a', 'B', '7467', 'u', 'T', '5865', 'O', '6109', 'C', 'Z', '5511', 'V', 'e', 'x', 'Y', 'N', '7175', 'j', 'r', 'T', '6441', '8513', '7951', 'u']
Output (English): 4147, B, 6441