public class Vector2i
    {
        public int X;
        public int Y;

        public Vector2i(int x, int y)
        {
            X = x;
            Y = y;
        }

        public Vector2i(int v)
        {
            X = v;
            Y = v;
        }

        public Vector2i()
        {
            X = 0;
            Y = 0;
        }

        public static Vector2i operator +(Vector2i first, Vector2i second)
        {
            return new Vector2i(first.X + second.X, first.Y + second.Y);
        }

        public static Vector2i operator -(Vector2i first, Vector2i second)
        {
            return new Vector2i(first.X - second.X, first.Y - second.Y);
        }

        public static Vector2i operator *(Vector2i first, Vector2i second)
        {
            return new Vector2i(first.X * second.X, first.Y * second.Y);
        }

        public static Vector2i operator *(Vector2i first, int scalar)
        {
            return new Vector2i(first.X * scalar, first.Y * scalar);
        }

        public static Vector2i operator /(Vector2i first, Vector2i second)
        {
            return new Vector2i(first.X / second.X, first.Y / second.Y);
        }

        public static Vector2i operator /(Vector2i first, int scalar)
        {
            return new Vector2i(first.X / scalar, first.Y / scalar);
        }

        public static implicit operator Vector2(Vector2i v2i) => new Vector2(v2i.X, v2i.Y);

        public static bool operator ==(Vector2i obj1, Vector2i obj2)
        {
            if (obj1.X == obj2.X && obj1.Y == obj2.Y)
            {
                return true;
            }
            return false;
        }

        public static bool operator !=(Vector2i obj1, Vector2i obj2)
        {
            if (obj1.X == obj2.X && obj1.Y == obj2.Y)
            {
                return false;
            }
            return true;
        }


    }

    public class Vector2iEqualityComparer : IEqualityComparer<Vector2i>
    {
        public bool Equals(Vector2i x, Vector2i y)
        {
            if (x.X == y.X && x.Y == y.Y)
            {
                return true;
            }
            return false;
        }

        public int GetHashCode(Vector2i obj)
        {
            return obj.X.GetHashCode() ^ obj.Y.GetHashCode();
        }
    }