public bool IsAlmostRightAngled()
{
int[] xMovement = { -1, 0, 1, 0 };
int[] yMovement = { 0, -1, 0, 1 };
Point a1, a2, a3;
for (int i = 0; i < xMovement.Length; i++)
{
a1 = new Point(P1.X + xMovement[i], P1.Y + yMovement[i]);
a2 = new Point(P2.X + xMovement[i], P2.Y + yMovement[i]);
a3 = new Point(P3.X + xMovement[i], P3.Y + yMovement[i]);
Triangle first = new Triangle(a1, P2, P3);
Triangle second = new Triangle(P1, a2, P3);
Triangle third = new Triangle(P1, P2, a3);
if (first.IsRightAngled())
{
return(true);
}
if (second.IsRightAngled())
{
return(true);
}
if (third.IsRightAngled())
{
return(true);
}
}
return(false);
}
static void Main(string[] args)
{
String[] str = Console.ReadLine().Split();
Point p1 = new Point(Convert.ToInt32(str[0]), Convert.ToInt32(str[1]));
Point p2 = new Point(Convert.ToInt32(str[2]), Convert.ToInt32(str[3]));
Point p3 = new Point(Convert.ToInt32(str[4]), Convert.ToInt32(str[5]));
Triangle t = new Triangle(p1, p2, p3);
Console.WriteLine(t.IsRightAngled() ? "RIGHT" : t.IsAlmostRightAngled() ? "ALMOST" : "NEITHER");
}
