#include <iostream>
#include <iomanip>
using namespace std;
float srednia,wymarzona;
int ile,ocena,suma,sumawag,waga;
int main()
{
cout << "Ile masz ocen z przedmiotu " << endl;
cin>>ile;
for(int i=1; i<=ile; i++)
{
cout<<"Jaka "<< i << " ocena ";
cin>>ocena;
cout<<"Jaka "<< i << " waga ";
cin>>waga;
sumawag=waga+sumawag;
suma=suma+(ocena*waga);
}
srednia=float(suma)/float(sumawag);
cout<<setprecision(3)<<srednia<<endl;
if(srednia>=5.76)
{
cout<<"Celujacy"<<endl;
}
else
{
if(srednia>=4.76)
{
cout<<"Bardzo dobry"<<endl;
}
else
{
if(srednia>=3.76)
{
cout<<"Dobry"<<endl;
}
else
{
if(srednia>=2.76)
{
cout<<"Dostateczny"<<endl;
}
else
{
if(srednia>=1.76)
{
cout<<"Dopuszczajacy"<<endl;
}
}
}
}
}
cout<<"Co bys chcial dostac na koniec? ";
cin>>wymarzona;
switch(int (wymarzona))
{
case 2:
wymarzona=1.76;
break;
case 3:
wymarzona=2.76;
break;
case 4:
wymarzona=3.76;
break;
case 5:
wymarzona=4.76;
break;
case 6:
wymarzona=5.76;
break;
default:
cout<<"Blad"<<endl;
}
for(int o=6; o>=2; o--)
{
if(wymarzona<=o)
{
for(int w=1; srednia<=wymarzona; w++)
{
srednia=float(suma+(o*w))/float(sumawag+w);
if(srednia>=wymarzona)
{
cout<<"Musisz dostac "<<o<<" z waga "<< w <<endl;
}
}
}
srednia=0;
}
return 0;
}
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