내 코드

package myspace2;

import java.util.Scanner;

public class ProductOrderMain2 {

	public static void main(String[] args) {

//		ProductOrder2[] orders = new ProductOrder2[3];
//		orders[0] = createorder("두부", 2000, 2);
//		orders[1] = createorder("김치", 5000, 1);
//		orders[2] = createorder("콜라", 1500, 2);
	
		Scanner sc = new Scanner(System.in);
		
		System.out.print("입력할 주문의 개수를 입력하세요:");
		int num = sc.nextInt();
		sc.nextLine(); //?
		ProductOrder2[] orders = new ProductOrder2[num];
		
		for (int i = 0; i < orders.length; i++) {
				System.out.println( (i+1) + "번째 주문 정보를 입력하세요.");
				System.out.print("상품명: ");
				String productName = sc.nextLine();
				System.out.print("가격: ");
				int price = sc.nextInt();
				System.out.print("수량: ");
				int quantity = sc.nextInt();
				sc.nextLine();
				orders[i] =  createorder(productName, price, quantity);
				
		}System.out.println();
		
		

		 printOrders(orders);
		 int count = getcount(orders);
		 System.out.println("총 결제 금액: "+count);
		 

	}
	   
	
	static ProductOrder2 createorder(String productName, int price, int quantity) {
		ProductOrder2 order = new ProductOrder2();
		order.productName = productName;
		order.price = price;
		order.quantity = quantity;
		return order;
	};
	static int getcount(ProductOrder2[] orders) {
		int count = 0;
		for(ProductOrder2 p: orders){
			count += p.price * p.quantity;
		}
		return count;
	}

	 
	static void printOrders(ProductOrder2[] orders) {
		for(ProductOrder2 p: orders){
		System.out.println("상품명:" + p.productName + ", 가격:" + p.price + ", 수량:" + p.quantity);
		}
	}

	
	

}