What will be the output of the following Java code snippet?

public class Shape 
{
	public int area()
        {
		return 1;
	}
}
public class Square extends Shape 
{
	public int area()
        {
		return 2;
	}
}
class Main() 
{
   public static void main(String[] args)
   {
	Shape shape = new Shape();
	Square square = new Square();
	shape = square;
	System.out.println(shape.area());
    }
}