package com.company; import java.sql.SQLOutput; public class demo05 { pu...

package com.company; import java.util.Scanner; public class demo03 { pub...

package com.company.xcdq; public class Artcile { // 名字 单价 库存 已卖数量 publ...

package com.company.xcdq; public class AritcleManage { ArticleSetaritcle...