2072：

1 #include
         
           2 #include
          
            3 #include
           
             4 #include
            
              5 using namespace std; 6  7 int end(string str) 8 { 9     for(int i = 0; i < str.size(); ++i)10         if(str[i] == '#')11             return 1;12     return 0;13 }14 /*15 int count(string str)16 {17     bool flag = true;18     int n = 0;19     for(int i = 1; i < str.size(); ++i)20         if(flag && str[i] != ' ')21         {22             n++;23             flag = false;24         }25         else if(str[i] == ' ')26             flag = true;27     return n;28 }29 */30 void get_next(string str, int& beg, int& end)31 {32     for(; str[beg] == ' '; ++beg);33     for(end = beg+1; end < str.size() && str[end] != ' '; ++end);34 }35 36 int count(vector
             
               s)37 {38     int n = 1;39     if(s.size() == 0)40         n = 0;41     for(int i = 1; i < s.size(); ++i)42         if(s[i] != s[i-1])43             n++;44     return n;45 }46 47 int main()48 {49     string str;50     while(getline(cin, str))51     {52         if(end(str))53             break;54         int beg  = 0, end = 0;55         vector
              
                s;56 while(end < str.size())57 {58 get_next(str, beg, end);59 string ss(str.begin()+beg, str.begin()+end);60 if(beg != str.size())61 s.push_back(ss);62 beg = end;63 }64 sort(s.begin(), s.end());65 cout << count(s) << endl;66 }67 return 0;68 }