14.Point_in_the_Figure

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _14.Point_in_the_Figure
{
    class Program
    {
        static void Main(string[] args)
        {



           var h = int.Parse(Console.ReadLine());
           var x = int.Parse(Console.ReadLine());
           var y = int.Parse(Console.ReadLine());

            bool onRect1 = ((x == 0 || x == 3 * h) && (y >= 0 && y <= h)) || ((y == 0 || y == h) && (x >= 0 && x <=3 * h));
            bool onRect2 = ((x == h || x == 2 * h) && (y >= h && y <= 4 * h)) || ((y == h || y == 4 * h) && (x >= h && x <= 2*h));
            bool inside = ((x > 0 && x < 3 * h) && (y > 0 && y < h)) || ((x > h && x < 2 * h) && (y > h && y < 4 * h));
            int  place = -1;

            if (onRect1 || onRect2)
            {
                place = 0;
            }
            if (y==h&&x>h&&x<2*h)
            {
                place = 1;
            }
            if (inside)
            {
                place = 1;
            }

            switch (place)
            {

                case -1: Console.WriteLine("outside"); break;
                case 0: Console.WriteLine("border");break;
                case 1: Console.WriteLine("inside"); break;
            }
        }
    }
}