package io;
import java.io.*;
public class ReadAndWrite {
public static void main(String[] args) {
InputStreamReader isr=new InputStreamReader(System.in);
OutputStreamWriter osr=new OutputStreamWriter(System.out);
int ch;
try {
System.out.print("请输入一行字符：");
while((ch=isr.read())!='\r')
osr.write(ch);
isr.close();
osr.close();
} catch (IOException e) {
System.out.println("输入流有误！");
}
}
}