调试易

 //求指定数字内制定和的拼法
        public static void GetA2() 
        {
             int Num=10;//指定数字
             int Sum = 10;//和
            int[] arr = new int[10];
            //结果集
            List<string> list = new List<string>();
            for (int a = 0; a < Sum; a++) 
            {
                arr[a] = a + 1;
            }
            for (int q = 1; q < Sum+1; q++) 
            {
                for (int w = 1; w < Sum+1; w++) 
                {
                    for (int e = 1; e < Sum+1; e++) 
                    {
                        if (q != w && q != e&&w!=e) 
                        {
                            if (q + w + e == 10) 
                            {
                                string str = q + "|" + w + "|" + e;
                                if (!list.Contains(str)) 
                                {
                                    list.Add(str);
                                }
                            }
                        }
                    }
                }
            }
            foreach (string str in list) 
            {
                Console.WriteLine(str);
            }
        }
    }
求更好的！！！！坐等高手

  //求指定数字内制定和的拼法
        public static void GetA3()
        {
            //Num数字集合 Sum数字之和
            List<string> list = new List<string>();
            foreach (string str in GetNum(list, 10, 5,""))
            {
                Console.WriteLine(str);
            }
        }        public static List<string> GetNum(List<string> list, int Sum,int Num, string strss)
        {
            bool isCheck = true;
            if (Sum > 2)
            {
                for (int a =2; a < Num + 1; a++)
                {
                    string str = "";
                    int first = a;
                    int last = Sum - a;
                    int[] arr = { first, last };
                    Array.Sort(arr);
                    foreach (int c in arr)
                    {
                        str += c + "|";
                    }
                    str = str.TrimEnd('|');
                    if (first != last && first > 0 && last > 0)
                    {
                        if (strss != "")
                        {
                            string strResult = str + "|" + strss;
                            string[] ssArr = strResult.Split('|');
                            string[] strarr = strss.Split('|');
                            //Array.Sort(strarr);
                            Array.Sort(ssArr);
                            str = "";
                            foreach (string strR in ssArr)
                            {
                                str += strR + "|";
                                if (Convert.ToInt32(strR) > Num)
                                    isCheck = false;
                            }
                            str = str.TrimEnd('|');
                            if (!strarr.Contains(first.ToString()) && !strarr.Contains(last.ToString()))
                            {
                                if (!list.Contains(str))
                                {
                                    if (isCheck)
                                    {
                                        list.Add(str);
                                        //Console.WriteLine(str);
                                    }
                                    for (int n = 0; n < arr.Length; n++)
                                    {
                                        GetNum(list, Convert.ToInt32(arr[n]), Num, ArrToStr(arr, n, strss));
                                    }
                                }
                            }
                        }
                        else
                        {
                            if (!list.Contains(str))
                            {
                                if (first<=Num && last<=Num)
                                {
                                    list.Add(str);
                                    //Console.WriteLine(str);
                                }
                                for (int index = 0; index < arr.Length; index++)
                                {
                                    GetNum(list, arr[index], Num, ArrToStr(arr, index, ""));
                                }
                            }
                        }
                    }
                }
            }
            return list;
        }        public static string ArrToStr(int[] arr,int index,string strA) 
        {
            
            string str="";
            for (int a = 0; a < arr.Length; a++) 
            {
                if (a != index) 
                {
                    str += arr[a].ToString() + "|";
                }
            }
            if (str != "") 
            {
                if (strA != "") 
                {
                    return str + strA;
                }
                return str.TrimEnd('|');
            }
            return strA;
        }
求高手！！！！！

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