using System;


namespace ConsoleApplication5
{
    class Program
    {
        static void Main(string[] args)
        {
            var h = int.Parse(Console.ReadLine());
            var x1 = 0;
            var y1 = x1;
            var x2 = h;
            var y2 = h;
            var x3 = (2 * h);
            var y3 = (4 * h);
            var x4 = (3 * h);
            var y4 = h;
            var x = int.Parse(Console.ReadLine());
            var y = int.Parse(Console.ReadLine());

            if (((x > x2) && (y > y2) && (x < x3) && (y < y3)) || ((x > x1) && (y > y1) && (x < x4) && (y < y4)))
            {
                Console.WriteLine("inside");
            }
            else if  (((x == x2) && (y == y2) && (x == x3) && (y == y3)) || ((x == x1) && (y == y1) && (x == x4) && (y == y4)))
            {
                Console.WriteLine("Boreder");
            }
            else
            {
                Console.WriteLine("outside");
            }

         }
    }
}