Класс, описывающий вектор в пространстве

#include "stdafx.h"
#include <iostream>
#include "vector.h"
using namespace std;
int main()
{
    Vector vector_1, vector_2, vector_3;
    cout << "vector_1 + vector_2" << endl;
    vector_3 = vector_1 + vector_2;
    vector_3.print();
    cout << "vector_2 % vector_1" << endl;
    vector_3 = vector_2 % vector_1;
    vector_3.print();
    cout << "vector_1 - vector_2" << endl;
    vector_3 = vector_1 - vector_2;
    vector_3.print();
    cout << "vector_1 * -3" << endl;
    vector_3 = vector_1 * -3;
    vector_3.print();
    cout << "vector_1 * vector_2 = " << vector_1 * vector_2 << endl;
    system("pause");
    return 0;
}
 
 
vector.cpp
 
#include "stdafx.h"
#include <iostream>
#include "vector.h"
using namespace std;
Vector::Vector()
{
    cout << "Enter the coordinates:" << endl << "x = ";
    cin >> x;
    cout << "y = ";
    cin >> y;
    cout << "z = ";
    cin >> z;
}
Vector::Vector(double x_1, double y_1, double z_1)
{
    x = x_1;
    y = y_1;
    z = z_1;
}
Vector Vector::operator+ (const Vector& vector_3)
{
    return Vector(t = x + vector_3.x, e = y + vector_3.y, g = z + vector_3.z);
}
Vector Vector::operator- (const Vector& vector_3)
{
    return Vector(t = x - vector_3.x, e = y - vector_3.y, g = z - vector_3.z);
}
double Vector::operator* (const Vector& vector_3)
{
    return ((x * vector_3.x) + (y * vector_3.y) + (z * vector_3.z));
}
Vector Vector::operator* (int a)
{
    return Vector(t = x * a, e = y * a, g = z * a);
}
Vector Vector::operator% (const Vector& vector_3)
{
    return Vector(-(y * vector_3.z - z * vector_3.y), (x * vector_3.z - z * vector_3.x), -(x * vector_3.y - y * vector_3.x));
}
void Vector :: print()
{
    cout << "-Coordinates of the vector-" << endl << "x = " << x;
    cout << " |   y = " << y;
    cout << " |   z = " << z << endl;;
}
 
vector.h
#ifndef VECTOR
#define VECTOR
class Vector
{
    double x, y, z;
    double t, e, g;
public:
    Vector();
    Vector(double x_1, double y_1, double z_1);
    Vector operator+ (const Vector& vector_3);
    Vector operator- (const Vector& vector_3);
    double operator* (const Vector& vector_3);
    Vector operator* (int a);
    Vector operator% (const Vector& vector_3);
    void print();
    Vector set_x(double x_2)
    {
        x = x_2;
    }
    void set_y(double y_2)
    {
        y = y_2;
    }
    void set_z(double z_2)
    {
        z = z_2;
    }
    double get_t()
    {
        return t;
    }
    double get_e()
    {
        return e;
    }
    double get_g()
    {
        return g;
    }
};
#endif