#include <iostream>
#include <iomanip>
#include <cmath>
#include <cstdlib>
#include <cstdio>
using namespace std;

int main(int argc, char *argv[])
{

    int x = 0;
    do{


    {
    cout<<"\n\n*******************MENU********************"<<endl;
    cout<<"1.Wprowadz wektor"<<endl;
    cout<<"2.Dodaj wektory"<<endl;
    cout<<"3.Odejmij wektory"<<endl;
    cout<<"4.Iloczyny wektorowe"<<endl;
    cout<<"5.Wyjscie z programu."<<endl;
    cout<<"Wybieram : ";
    cin>>x;
    system("cls");
     }
    double ax,ay,az,bx,by,bz,cx,cy,cz;

    switch (x)


    {
       case 1:
        cout<< "Podaj wspolrzedne wektorow: ";
        cout<< "Podaj A= "; cin>>ax>>ay>>az;
        cout<< "Podaj B= "; cin>>bx>>by>>bz;
              break;
       case 2:
       cout<<setprecision(3) <<"A+B= "<<ax+bx<< " ; " <<ay+by << " ; "<<az+bz;


              break;
       case 3:
        cout<<setprecision(3) << "A-B= "<<ax-bx<< " ; " <<ay-by<< " ; "  <<az-bz;
              break;
       case 4:
       cout<<setprecision(3) << "AoB= "<<ax*bx+ay*by+az*bz;
        cx=ay*bz-az*by;
        cy=ax*bz-az*bx;
        cz=ax*by-ay*bx;

        cout<< "\n\nAxB= "<<cx<< " ; " <<cy<< " ; " <<cz;
              break;
       case 5:
              break;

              default:
        cout << "prosze nie broic/mialo byc od 1 do 5";
           }

}while(x!=5);
    system("PAUSE");
    return(0);
}