public:

float x;

float y;

Vector(float x, float y){

this->x = x;

this->y = y;

};

const Vector clone(){ return Vector(this->x, this->y); };

Vector times(float s);

Vector add(Vector v);

Vector add(Vector* v){ return this->add(*v); };

const float dist(Vector v);

const float dist(Vector* v){ return this->dist(*v); };

const float dir(Vector v);

const float dir(Vector* v){ return this->dir(*v); };

const float abs();

const float angle();

public:

VectorAngle(float s,float a): Vector(x,y){

this->x = cos(a)*s;

this->y = sin(a)*s;

};