#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>

using namespace std;
struct studentas{
string firstName;
string secondName;


vector<double> nd;
double egz;
};
void display ();
double median (vector<double> set);
int main()
{
//Storing information
        cout << "Kiek noresite ivesti studentu ?"<< endl;
            int stud;
            cin >> stud;
            /*
            while (stud =< 0 || stud == " ")
            {
                cout << "Ivedet neteisingus duomenis, prasome vesti per nauja: "<< endl;
            cin >> stud
            }
            */
            cout << "Kiek noresite ivesti namu darbu ?"<< endl;
             int n;
            cin >> n;

             vector<double> ndVid(n);

            vector<double> galutinis(stud);
            vector<double> galutinis2(stud);

vector<studentas> s(stud);

        cout << "Iveskit studentu informacija: " << endl;

        for (int i = 0; i < stud; i++)
        {
            ndVid[i] = 0;
            s[i].nd.resize(n);
            cout << "Iveskit varda: ";
            cin >> s[i].firstName;

            cout << "Iveskit pavarde: ";
            cin >> s[i].secondName;

            cout << "Iveskit egzamino rezultata: ";
            cin>> s[i].egz;

            for (int j = 0; j< n; j++){
                cout << "Iveskit namu darbo rezultata: ";
                cin >> s[i].nd[j];
                //Vidurkio skaiciavimas
                ndVid[i]+=s[i].nd[j];
                //cout << ndVid[i] << endl;

        }
        ndVid[i] /= n;

//Galutinio formule
        galutinis[i] = 0.4 * ndVid[i] + 0.6 * s[i].egz;
        galutinis2[i] = 0.4 * median(s[i].nd[i]) + 0.6 * s[i].egz;
        }




//Displaying information

cout << "Jeigu norite skaiciuote galutini su vidurkiu spauskitine 0, jeigu su mediana, spauskite 1"<< endl;
int tmp=0;
cin >> tmp;
if (tmp == 0){
        //Su vidurkiu
        cout << "Jusu pateikta informacija: " << endl;

        cout << "Pavarde" << "    " << "Vardas" <<"   "<< "Galutinis(Vid.)" << endl;

    for (int i = 0; i < 20; i++ ){
        cout <<"-";
}
cout<<endl;

    for (int i = 0; i <stud; ++i)
{
        cout << s[i].firstName << "    " << s[i].secondName << fixed<< setprecision(2) <<"    "<< galutinis[i] << endl;
}
}
//Su mediana
else {
    cout << "Jusu pateikta informacija: " << endl;

        cout << "Pavarde" << "    " << "Vardas" <<"   "<< "Galutinis(Med.)" << endl;

    for (int i = 0; i < 20; i++ ){
        cout <<"-";
}
cout<<endl;

    for (int i = 0; i <stud; ++i)
{
        cout << s[i].firstName << "    " << s[i].secondName << fixed<< setprecision(2) <<"    "<< galutinis2[i] << endl;
}
}
 return 0;
}




//Medianos skaiciavimas
double median (vector<double> set)
{
    sort(set.begin(), set.end());

return (set.size()% 2 == 0 ? (set[set.size()/2] + set[(set() / 2 ) - 1]) / 2 : set[set.size() / 2]);
}