using System;
namespace a
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = Convert.ToInt32(Console.ReadLine());
            double[] A = new double[n];
            double S = 0;
            for (int i = 0; i < n; i++)
            {
               A[i]=Convert.ToInt64(Console.ReadLine());
            }
            for (int i = 0; i < n; i++)
            {
              S = S + A[i];
            }
            double B = S / n;
            for (int i = 0; i < n; i++)
            {
                if (A[i] == 3)
                {
                    Console.WriteLine("None");
                    goto finish;
                }
            }
            if (B >= 4.5)
            {
                Console.WriteLine("High");
                goto finish;
            }
            for (int j = 0; j < n; j++)
            {
                if (A[j] == 5)
                {
                    Console.WriteLine("Named");
                    goto finish;
                }
            }
            Console.WriteLine("Common");
        finish: ;
        }
    }
}