import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
public class FileCopy2{

    public static void main(String [] args) throws IOException{
        FileInputStream in=new FileInputStream(args[0]);
        FileOutputStream out=new FileOutputStream(args[1]);

        StopWatch clock=new StopWatch();
        long bytes=0;
        clock.start();
        int b=in.read();
        while (b>=0){
            bytes++;
            out.write(b);
            b=in.read();
        }
        clock.stop();
        System.out.println(bytes+" bytes copied in "+
                           clock.getElapsedTime()+"ms");
    }



}
//