import java.io.*;
public class KeyinTest 
{
	public static void main(String[] args) 
	{
		BufferedReader br = null;
		try
		{
			//将system.in对象转换成Reader对象
			InputStreamReader reader = new InputStreamReader(System.in);
			//将普通Reader包装成Buffereader
			br = new BufferedReader(reader);
			String buffer = null;
			//采用循环方式一行一行的读取
			while((buffer = br.readLine()) != null)
			{
				//如果读取的字符串为exit,程序退出
				if(buffer.equals("exit"))
				{
					System.exit(1);
				}
				//打印读取的内容
				System.out.println("输入内容为:" + buffer);
			}
		}
		catch (IOException ioe)
		{
			ioe.printStackTrace();
		}
		finally
		{
			try
			{
				br.close();
			}
			catch (IOException ioe)
			{
				ioe.printStackTrace();
			}
		}
	}
}