public class Class07
{
   public static void main(String[] args)
   {
      String x;
 
      BankAccount stu1 = new BankAccount(123, "John", 1000.0); 
                                                 // Use constructor 1
      x = stu1.convToString( );
      System.out.println("stu1: " + x); 
 
      BankAccount stu2 = new BankAccount(456, "Mary");  
                                                // Use constructor 2
      x = stu2.convToString( );
      System.out.println("stu2: " + x); 

      BankAccount stu3 = new BankAccount(123, "James", 1000);
                                                 // Use constructor 1
      x = stu3.convToString( );
      System.out.println("stu3: " + x);

   }
}