用C#语言编写的自动售货机，界面中有几款可供选择的饮料，用户投入货币，选择饮料。。。本程序模拟自动售货机实现饮料销售-Written in C# language, vending machines, the interface has several beverage options, the user inputs currency, select beverages. . . The simulation program to achieve beverage vending machin