#include<iostream>
#include<string>
using namespace std;
class user
{
    public:
    string user,pass;
    void get()
    {
        cin>>user>>pass;
    }
};
class admin:public user
{
    public:
    void role()
    {
        cin.ignore();
        getline(cin,roly);
    }
    void display()
    {
        if(user.empty() || pass.empty() || roly.empty())
        {
            cout<<"Invalid input";
            
        }
        else
        {
            cout<<user<<endl;
            cout<<roly<<endl;
        }
    }
};
int main()
{
    admin obj;
    obj.get();
    obj.role();
    obj.display();
    return 0;
}