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10鱼币
- using System;
- namespace TestU
- {
- class Calc
- {
- public static void main(String[] args)
- {
- Console.Write("请输入数字A: ");
- string A = Console.ReadLine();
- Console.Write("请选择运算符号(+、-、*、/): ");
- string B= Console.ReadLine();
- Console.Write("请输入数字B: ");
- string B = Console.ReadLine();
- string C = Console.ReadLine();
- string D = "";
- if(B == "+")
- D = Convert.ToString(Convert.ToDouble(A) + Convert.ToDouble(C));
- if(B == "-")
- D = Convert.ToString(Convert.ToDouble(A) - Convert.ToDouble(C));
- if(B == "*")
- D = Convert.ToString(Convert.ToDouble(A) * Convert.ToDouble(C));
- if(B == "/")
- D = Convert.ToString(Convert.ToDouble(A) / Convert.ToDouble(C));
- Console.WriteLine("结果是:"+D);
- }
- }
- }
复制代码
上面的程序是OOP,C#写的计算器,,大家看看有什么问题。。。
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