GameHandler.AddCount C# (CSharp) Méthode

    public static int AddCount(int id, int n, Hashtable ht)
    {
        int count = GameHandler.GetCount(id, ht);
        if(ht.ContainsKey(id))
        {
            ht.Remove(id);
        }
        count += n;
        ht.Add(id, count);
        return count;
    }