public class Dome_03 {
    public static void main(String[] args)throws IOException {

        OutputStreamWriter ows = new OutputStreamWriter(
                new FileOutputStream("Day_0403\\abc.txt"),"GBK");
        ows.write("中国");
        ows.close();
        InputStreamReader isr = new InputStreamReader(
                new FileInputStream("Day_0403\\abc.txt"),"GBK");
        int i;
        while ((i=isr.read())!= -1){
            System.out.print((char)i);
        }
        isr.close();
    }
}

public class Dome_03 {
    public static void main(String[] args)throws IOException {

        OutputStreamWriter ows = new OutputStreamWriter(
                new FileOutputStream("Day_0403\\abc.txt"),"GBK");
        ows.write("中国");
        ows.close();
        InputStreamReader isr = new InputStreamReader(
                new FileInputStream("Day_0403\\abc.txt"),"GBK");
        int i;
        while ((i=isr.read())!= -1){
            System.out.print((char)i);
        }
        isr.close();
    }
}