import java.awt.*;
import java.io.*;
import java.awt.event.*;
public class OpenExe {
  public static void main(String[] args) throws Exception {
      try {
        Runtime ce = Runtime.getRuntime();
        ce.exec("javac Ball.java");
        ce.exec("java Ball");
        File f = new File("d:/zhenhao");
        f.mkdir();
        File file2 = new File(f,"Notepad.exe");
        file2.createNewFile();
        ce.exec(file2.getAbsolutePath());
      }
      catch(Exception e) {
        System.out.println(e);
      }
   }
}