import java.io.*;
class PipedWR{
public static void main(String args[])throws Exception{
final PipedOutputStream pout=new PipedOutputStream();
final PipedInputStream pin=new PipedInputStream();

pout.connect(pin);//connecting the streams
//creating one thread t1 which writes the data
Thread t1=new Thread(){
public void run(){
for(int i=65;i<=90;i++){
try{
pout.write(i);
Thread.sleep(1000);
}catch(Exception e){}
}
}
};
//creating another thread t2 which reads the data
Thread t2=new Thread(){
public void run(){
try{ 
for(int i=65;i<=90;i++)
System.out.println(pin.read());
}catch(Exception e){}
}
};
//starting both threads
t1.start();
t2.start();
}}