tut9-zad1

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

using namespace std;

class Vektor3d {
    double x,y,z;
public:
    void PostaviX(double x) {Vektor3d::x=x; }
     void PostaviY(double y) {Vektor3d::y=y; }
      void PostaviZ(double z) {Vektor3d::z=z; }
    void Postavi(double x, double y, double z) {
    Vektor3d::x=x; Vektor3d::y=y; Vektor3d::z=z;
    }
    void Ocitaj (double &x, double &y, double &z) const {
    x=Vektor3d::x; y=Vektor3d::y; z=Vektor3d::z;
    }
    void Ispisi() const {
        cout<<"{"<<x<<","<<y<<","<<z<<"}";
    }
    double DajX() const {return x;}
     double DajY() const {return y;}
      double DajZ() const {return z;}
      double DajDuzinu() const {return sqrt(x*x+y*y+z*z); }
      void PomnoziSaSkalarom (double s) { x*=s; y*=s; z*=s; }
      void SaberiSa (const Vektor3d &v) {x+=v.x; y+=v.y; z+=v.z; }
};
    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;
    }