#include<iostream>
#include<string>
using namespace std;
class Person
{
    protected:
    string name;
    public:
    void getname()
    {
        getline(cin,name);
    }
};
class Employee:public Person
{
    private:
    float salary;
    public:
    void getsalary()
    {
        cin>>salary;
    }
    void display()
    {
        if (salary<0)
        {
            cout<<"Invalid input";
        }
        else
        {
            cout<<name<<" "<<salary;
        }
    }
};
int main()
{
    Employee e;
    e.getname();
    e.getsalary;
    e.display();
    return 0;
}