人数不定的工资类

#include<iostream>
using namespace std;
class Salary
{
public:
    Salary(int n);  //n为职工人数，初始化时完成空间的分配
    ~Salary();      //析构函数中释放初始化时分配的空间
    void input_salary();
    void show_salary();
private:
    double *salary;
    int number;
};
Salary::Salary(int n)
{
    number=n;
    salary=new double[n];
}
Salary::~Salary()
{
    delete []salary;
}
void Salary::input_salary()
    {
        int i=0;
        for(i=0;i<number;i++)
            cin>>salary[i];
    }
void Salary::show_salary()
{
    int i;
    for(i=0;i<number;i++)
    {
        cout<<salary[i]<<" ";
    }
}
int main()
{
    Salary s(10);
    s.input_salary();
    s.show_salary();
    return 0;
}