XY.h


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#pragma once

struct XY {
	int x = 0;
	int y = 0;

	XY operator + (const XY &) const;
	XY operator - () const;
	XY operator - (const XY &) const;
	XY& operator += (const XY &);
	XY& operator -= (const XY &);
	bool operator == (const XY& other) const;
	bool operator != (const XY& other) const;
};