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#ifndef COOR_H
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#define COOR_H
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#include <iostream>
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template <typename T>
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class _Vector {
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public:
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T x;
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T y;
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_Vector() : x(0), y(0){}
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_Vector(T x, T y) : x(x), y(y) {}
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_Vector(const _Vector& v) : x(v.x), y(v.y) {}
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void operator=(const _Vector& v) {
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this->x = v.x;
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this->y = v.y;
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}
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_Vector operator+(const _Vector& v) const {
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return _Vector(this->x+v.x, this->y+v.y);
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}
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_Vector operator-(const _Vector& v) const {
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return _Vector(this->x-v.x, this->y-v.y);
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}
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_Vector operator*(const T d) const {
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return _Vector(this->x*d, this->y*d);
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}
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_Vector operator/(const T d) const {
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return _Vector(this->x/d, this->y/d);
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}
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void operator+=(const _Vector& v) {
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this->x += v.x;
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this->y += v.y;
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}
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void operator*=(const T f) {
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this->x *= f;
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this->y *= f;
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}
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};
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template<typename T>
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bool operator==(const _Vector<T>& v1, const _Vector<T>& v2) {
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return ((v1.x == v2.x) && (v1.y == v2.y));
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}
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template<typename T>
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std::ostream& operator<<(std::ostream &s, _Vector<T> &v) {
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return s<<"("<<v.x<<", "<<v.y<<")";
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}
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typedef _Vector<uint32_t> Vector;
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#endif
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