你题目的解答代码如下:
#include<iostream>
#include<string>
using namespace std;
class Fapiao
{
private:
string bh;
string ms;
int sl;
int jg;
public:
Fapiao(string b, string m, int s, int j)
{
bh = b;
ms = m;
sl = s;
jg = j;
}
string getBh()
{
return bh;
}
void setBh(string v)
{
bh = v;
}
string getMs()
{
return ms;
}
void setMs(string v)
{
ms = v;
}
int getSl()
{
return sl;
}
void setSl(int v)
{
sl = v;
}
int getJg()
{
return jg;
}
void setJg(int v)
{
jg = v;
}
int getinvoiceAmount()
{
return jg*sl;
}
void showinfo()
{
cout << "编号:" << getBh() << endl;
cout << "描述:" << getMs() << endl;
cout << "数量:" << getSl() << endl;
cout << "价格:" << getJg() << endl;
cout << "总计:" << getinvoiceAmount() << endl;
}
};
int main()
{
Fapiao p("book001", "数学书", 10, 13);
p.showinfo();
p.setBh("book002");
p.setMs("英文书籍");
p.setJg(25);
p.showinfo();
return 0;
}
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