#include <iostream>
using namespace std;
enum names { Alex, Viliam, Devid, Tomas, Andry, Jon, Jozef };
struct people {
    char nationality;
    int course;
    int GPA;
};
int main(int argc, char const* argv[])
{
    people student[7];
    student[0].nationality = 'En';
    student[0].course = 1;
    student[0].GPA = 4;
    student[1].nationality = 'Fi';
    student[1].course = 2;
    student[1].GPA = 5;
    student[2].nationality = 'US';
    student[2].course = 2;
    student[2].GPA = 4;
    student[3].nationality = 'Ca';
    student[3].course = 3;
    student[3].GPA = 4;
    student[4].nationality = 'Po';
    student[4].course = 3;
    student[4].GPA = 3;
    student[5].nationality = 'F';
    student[5].course = 2;
    student[5].GPA = 5;
    student[6].nationality = 'US';
    student[6].course = 3;
    student[6].GPA = 4;
    int count;
    for (int i = 0; i < 0; i++)
    {
        if ((student[i].GPA > 4) && (student[i].GPA < 6))
        {
            count++;
        }
    }
    float Rez = (count / 7) * 100;
    std::cout << "Result = " << Rez << "%" << endl;
}