tut9-zad2

#include <iostream>
#include <stdexcept>
#include <cstring>
#include <cmath>
#include <vector>
#include "TestCurenja.h"

using namespace std;

class Vektor3d {
    double koordinate[3];
public:
    void PostaviX(double x) {Vektor3d::koordinate[0]=x; }
     void PostaviY(double y) {Vektor3d::koordinate[1]=y; }
      void PostaviZ(double z) {Vektor3d::koordinate[2]=z; }
    void Postavi(double x, double y, double z) {
    Vektor3d::koordinate[0]=x; Vektor3d::koordinate[1]=y; Vektor3d::koordinate[2]=z;
    }
    void Ocitaj (double &x, double &y, double &z) const {
    x=Vektor3d::koordinate[0]; y=Vektor3d::koordinate[1]; z=Vektor3d::koordinate[2];
    }
    void Ispisi() const {
        cout<<"{"<<koordinate[0]<<","<<koordinate[1]<<","<<koordinate[2]<<"}";
    }
    double DajX() const {return koordinate[0];}
     double DajY() const {return koordinate[1];}
      double DajZ() const {return koordinate[2];}
      double DajDuzinu() const {return sqrt(koordinate[0]*koordinate[0]+koordinate[1]*koordinate[1]+koordinate[2]*koordinate[2]); }
      void PomnoziSaSkalarom (double s) { koordinate[0]*=s; koordinate[1]*=s; koordinate[2]*=s; }
      void SaberiSa (const Vektor3d &v) {koordinate[0]+=v.koordinate[0]; koordinate[1]+=v.koordinate[1]; koordinate[2]+=v.koordinate[2]; }
};
    int main () {
    Vektor3d v1, v2;
    v1.PostaviX(3);
    v1.PostaviY(2);
    v1.PostaviZ(4);
    v2.Postavi(1,2,6);
    cout<<"Duzina prvog vektora: "<<v1.DajDuzinu()<<endl;
    cout<<"Duzina drugog vektora: "<<v2.DajDuzinu()<<endl;
    v1.PomnoziSaSkalarom(3);
    v1.Ispisi();
    cout<<endl;
    v2.SaberiSa(v1);
    v2.Ispisi();
    return 0;
    }