package com.zhiyou100;

import java.util.Scanner;
import java.util.function.Predicate;

public class MyShop {

	public static void main(String[] args) {
		
		
		boolean sc =true;
		while (sc) {
			double total=0;
			Scanner scanner =new Scanner(System.in);
		    
			System.out.println("欢迎来到我的商店！");
		    while (true) {
		    	
					System.out.print("请输入单价：");
					double  price=scanner.nextDouble();
					System.out.print("请输入数量：");
					int number=scanner.nextInt();
					
					total+=price*number;
			
			    
			    System.out.printf("累计结果：￥：%.2f %n", total);
			    System.out.println("清零请按c，退出请按q,继续请按任意键");
			    scanner.nextLine();
			    String flog=scanner.nextLine();
			    if (flog.equals("c")) {
					total=0;
				}else if (flog.equals("q")) {
					sc=false;
					break;
				}else {
					continue;//continue 继续
				}   
			}	
		}
	}

}