送分题又来了
请问这段代码 哪里错了 请说明原因 是运算符重载
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace delete2
{
class Program
{
static void Main(string[] args)
{
}
}
public class AddClass1
{
public int val;
public static AddClass3 operator +(AddClass1 op1, AddClass2 op2)
{
AddClass3 returnVal = new AddClass3();
returnVal.val = op1.val + op2.val;
return returnVal;
}
}
public class AddClass2
{
public int val;
}
public class AddClass3
{
public int val;
}
public class AddClass4
{
public int val;
public static AddClass3 operator -(AddClass1 op1, AddClass2 op2)
{
AddClass3 returnVal = new AddClass3();
returnVal.val = op1.val - op2.val;
return returnVal;
}
}
}