include[HTML_REMOVED]
using namespace std ;
double n1, n2, n3, n4, exn ;
int main()
{
ios::sync_with_stdio(false) ;
cin >> n1 >> n2 >> n3 >> n4 ;
double X = n1 * 0.2 + n2 * 0.3 + n3 * 0.4 + n4 * 0.1 ;
cout << “Media: ” << fixed << setprecision(1) << X << endl ;
if(X >= 7)
{
cout << “Aluno aprovado.” ;
return 0 ;
}
else if(X < 5)
{
cout << “Aluno reprovado.” ;
return 0 ;
}
else
{
cout << “Aluno em exame.” << endl ;
cin >> exn ;
cout << “Nota do exame: ” << exn << endl ;
double Z = (X + exn) / 2 ;
if(Z >= 5)
cout << “Aluno aprovado.” << endl ;
else
cout << “Aluno reprovado.” << endl ;
cout << “Media final: ” << Z ;
}
return 0 ;
}