#include <iostream>
#include <cstdio>

using namespace std;

int main()
{
    double N1, N2, N3, N4, x, y, z;
    cin >> N1 >> N2 >> N3 >> N4;
    x = (N1 * 2.0 + N2 * 3.0 + N3 * 4.0 + N4 * 1.0) / (2.0 + 3.0 + 4.0 + 1.0);
    cout.flags(ios::fixed);
    cout.precision(1);
    cout << "Media: " << x << endl;

    if (x>=7.0)
    {
        cout<< "Aluno aprovado." <<endl;
        return 0;
    }
    else
    {
        if (x<5.0)
        {
            cout<< "Aluno reprovado." <<endl;
            return 0;
        }


    }
    cout << "Aluno em exame." << endl;
    cin >> y;
    cout << "Nota do exame: " << y << endl;
    z = (x + y) / 2.0;
    if (z >= 5.0) {
        cout << "Aluno aprovado." << endl;
    } else {
        cout << "Aluno reprovado." << endl;
    }
    cout << "Media final: " << z << endl;

    return 0;

}