interface

import java.util.ArrayList;

interface Building {


abstract double getPrice();
abstract String getName();
public static Building maxPrice(ArrayList <Building> buildings) {
	Building  max=buildings.get(0);
	for(int i=0;i<buildings.size();i++) {
		if(max.getPrice()<(buildings.get(i).getPrice())) {//finds the object with highest price
		max=buildings.get(i);
		}
	}
	return max;

}
}