UserSimulation.Classification.AddTranspositionError C# (CSharp) Метод

        public void AddTranspositionError(int delta)
        {
            var key = delta;
            int value;
            if (_transposition_dict.TryGetValue(key, out value))
            {
                _transposition_dict[key] += 1;
            }
            else
            {
                _transposition_dict.Add(key, 1);
            }
        }