public class PasswordTester
{
   public static void main(String[] args)
   {
      String originalPassword="asecretid";
       int n=originalPassword.length();
       char m;
         for(int i=0;i<n;i++)
      {
         m=originalPassword.charAt(i);
         if(m=='e')
         {
            originalPassword=originalPassword.replace('e','3');
         }
           if(m=='i')
         {
           originalPassword=originalPassword.replace('i','1');
         }
           if(m=='a')
         {
           originalPassword=originalPassword.replace('a','@');
         }
           if(m=='s')
         {
            originalPassword=originalPassword.replace('s','$');
         }
      }
      System.out.println(originalPassword);
      System.out.println("Expected: @$3cr3t1d");
   }
}