加的类

Posted 2020-09-09 南城。

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Threading.Tasks;
 6 
 7 namespace jj4
 8 {
 9    public class OpertionAdd:Operation
10     {
11        public override double GetResult() 
12        {
13            double result = NumberA + NumberB;
14            return result;
15        }
16     }
17 }

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