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

namespace Schulnoten
{
    class Program
    {
        static void Main(string[] args)
        {
            double note = 0;

            while(true) {
                Console.WriteLine("Geben Sie die Note ein");
                note = Convert.ToDouble(Console.ReadLine());

                if (!IsWithin(note, 1, 6))
                {
                    Console.WriteLine("Bitte eine Note zwischen 1 und 6 eingeben!");
                }

                if (IsWithin(note, 1, 1.2))
                {
                    Console.WriteLine("Note: 1");
                }
                if (IsWithin(note, 1.3, 1.6))
                {
                    Console.WriteLine("Note: 1-");
                }
                if (IsWithin(note, 1.7, 1.9))
                {
                    Console.WriteLine("Note: 2+");
                }
                if (IsWithin(note, 2, 2.2))
                {
                    Console.WriteLine("Note: 2");
                }
                if (IsWithin(note, 2.3, 2.6))
                {
                    Console.WriteLine("Note: 2-");
                }
                if (IsWithin(note, 2.7, 2.9))
                {
                    Console.WriteLine("Note: 3+");
                }
                if (IsWithin(note, 3, 3.2))
                {
                    Console.WriteLine("Note: 3");
                }
                if (IsWithin(note, 3.3, 3.6))
                {
                    Console.WriteLine("Note: 3-");
                }
                if (IsWithin(note, 3.7, 3.9))
                {
                    Console.WriteLine("Note: 4+");
                }
                if (IsWithin(note, 4, 4.2))
                {
                    Console.WriteLine("Note: 4");
                }
                if (IsWithin(note, 4.3, 4.6))
                {
                    Console.WriteLine("Note: 4-");
                }
                if (IsWithin(note, 4.7, 4.9))
                {
                    Console.WriteLine("Note: 5+");
                }
                if (IsWithin(note, 5, 5.2))
                {
                    Console.WriteLine("Note: 5");
                }
                if (IsWithin(note, 5.3, 5.6))
                {
                    Console.WriteLine("Note: 5-");
                }
                if (IsWithin(note, 5.7, 5.9))
                {
                    Console.WriteLine("Note: 6+");
                }
                if (IsWithin(note, 6, 7))
                {
                    Console.WriteLine("Note: 6");
                }
                Console.ReadLine();
                Console.Clear();
            }
        }
        public static bool IsWithin(double value, double minimum, double maximum)
        {
            return value >= minimum && value <= maximum;
        }
    }
}