dictionary problem

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

namespace Metoder_uppgift_41
{
    class Program
    {
        static void Main(string[] args)
        {
            Dictionary<string, int> NumberTag = new Dictionary<string, int>();
            NumberTag.Add("endre", 911);

            int value = NumberTag.Get("endre");
        }
    }
}