GetAllPossbileCombinations With C#

(ZT)

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tatic int counter = 0;
        static string[] m_Data = { "A", "B", "C", "D", "E" };
        static List<String> finalresult = new List<string>();

        static void Main(string[] args)
        {
            Dictionary<string, int> dic = new Dictionary<string, int>();
            for (int i = 0; i < m_Data.Length; i++)
            {
                counter++;
               // Console.WriteLine(counter.ToString() + " " + m_Data[i]);//如果不需要打印单元素的组合，将此句注释掉
                finalresult.Add(m_Data[i]);
                dic.Add(m_Data[i], i);
            }
            GetString(dic);

            Console.WriteLine("Final List Count:" + finalresult.Count.ToString());  
            foreach(string s in finalresult )
            {

                Console.WriteLine(s);
            }
        }

        static void GetString(Dictionary<string, int> dd)
        {
            Dictionary<string, int> dic = new Dictionary<string, int>();
            foreach (KeyValuePair<string, int> kv in dd)
            {
                for (int i = kv.Value + 1; i < m_Data.Length; i++)
                {
                    counter++;
                  //  Console.WriteLine(counter.ToString() + " "+kv.Key + m_Data[i]);
                    finalresult.Add(kv.Key +" " +m_Data[i]);
                    dic.Add(kv.Key + " " + m_Data[i], i);
                }
            }
            if (dic.Count > 0) GetString(dic);
        }

    }

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