Vector C++

struct Vector {
   float x, y, z;

   Vector( ) {
    x = y = z = 0;
   }
   Vector(float x0, float y0, float z0 = 0) {
    x = x0; y = y0; z = z0;
   }
   Vector operator*(float a) {
    return Vector(x * a, y * a, z * a);
   }
   Vector operator+(const Vector& v) {
    return Vector(x + v.x, y + v.y, z + v.z);
   }
   Vector operator-(const Vector& v) {
    return Vector(x - v.x, y - v.y, z - v.z);
   }
   float operator*(const Vector& v) {
    return (x * v.x + y * v.y + z * v.z);
   }
   Vector operator%(const Vector& v) {
    return Vector(y*v.z-z*v.y, z*v.x - x*v.z, x*v.y - y*v.x);
   }
   Vector operator/(float a){
       return Vector(x/a, y/a, z/a);
   }
   float Length() {
    return sqrt(x * x + y * y + z * z);
   }
   float tavolsag(const Vector& v){
       return sqrt(pow(v.x-x,2)+pow(v.y-y,2)+pow(v.z-z,2));
   }

};