编写C++程序,定义一个calculator类,只有一个计数成员count,实现加减乘除四则运算

2025-03-21 02:41:57
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回答1:

#include
using std::cout;
using std::endl; 
class Calculator{  
private:  
    double count;  
public:  
    Calculator(double a):count(a){};  
    double getcount(){  
        return count;  
    }  
    void  operator++(int){  
        count++;  
        cout << "count:"<    }  
    void  operator++(){  
        ++count;  
        cout <<"count:"<    }  
    void  operator--(int){  
        count--;  
        cout <<"count:"<    }  
    void  operator--(){  
        --count;  
        cout << "count"<< endl;  
    }  
   void  operator+(Calculator b){
        cout <<"conut:"<count+b.count << endl ;  
    }  
   void operator-(Calculator b){  
      cout <<"count:"<count-b.count << endl ;  
    }  
};     
void main()  
{  
    Calculator a(5),b(6);  
    if((a.getcount()>=0)&&(a.getcount()<=65535))  
        a++;  
        ++a;  
        a--;  
        --a;
        if((b.getcount()>=0)&&(b.getcount()<=65535))  
        a+b;  
        a-b; 
          
}