#pragma once namespace quadtree { template<typename T> class Vector2 { public: T x; T y; constexpr Vector2<T>(T X = 0, T Y = 0) noexcept : x(X), y(Y) { } constexpr Vector2<T>& operator+=(const Vector2<T>& other) noexcept { x += other.x; y += other.y; return *this; } constexpr Vector2<T>& operator/=(T t) noexcept { x /= t; y /= t; return *this; } }; template<typename T> constexpr Vector2<T> operator+(Vector2<T> lhs, const Vector2<T>& rhs) noexcept { lhs += rhs; return lhs; } template<typename T> constexpr Vector2<T> operator/(Vector2<T> vec, T t) noexcept { vec /= t; return vec; } }