import java.io.*;
public class Test01 {
public static void main(String args[]) throws IOException
{
BufferedReader sin=new BufferedReader(new InputStreamReader (System.in));//键盘输入流
String str=sin.readLine();
File f=new File("F:/备忘.txt");
FileWriter out=new FileWriter(f);
BufferedWriter bw=new BufferedWriter(out);//文件输出流
bw.write(str);
FileReader in=new FileReader(f);
BufferedReader br=new BufferedReader(in);//文件输入流
str=br.readLine();
System.out.println("现在读取文件中的信息!");
System.out.println(str);
out.close();
bw.close();
in.close();
br.close();
}
}