HelloWorld

HelloWorld

public class HelloWorld {
	public String calculateDistance(){
		Integer distance = 	calculateDistanceBetweenAB() +
					calculateDistanceBetweenBC() +
					calculateDistanceBetweenCD() +
					calculateDistanceBetweenDA();
							
		if(distance > 100){
			return 'You should go by flight';
		}else{
			return 'You can try going by car';
		}
	}
}