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  1. #include <iostream>
  2. #include <regex>
  3.  
  4. using std::cout;
  5. using std::endl;
  6. using std::pair;    
  7. using std::regex;
  8. using std::vector;
  9. using std::string;
  10. using std::smatch;
  11. using std::regex_match;
  12.  
  13. typedef vector<pair<string,int>> ResType;
  14.  
  15. void WordsCount(string T, ResType &Res) {
  16.   smatch Matches;
  17.   regex RegexpDot("^.*?(.+?)\\.\\s*(.*)$"); 
  18.   regex RegexpWord("^.*?([a-zA-Z]+)\\s*(.*)$");     
  19.   vector<string> Lines;  
  20.   while(regex_match(T, Matches, RegexpDot)) { Lines.push_back(Matches[1]);  T=Matches[2]; }
  21.   for(const auto &i:Lines) {
  22.     int N = 0;      
  23.     string Tmp = i;
  24.     while(regex_match(Tmp, Matches, RegexpWord)) { Tmp=Matches[2]; N++; }  
  25.     Res.push_back({i,N});  
  26.   }    
  27. }
  28.  
  29. int main() {
  30.   try {
  31.     ResType Res;  
  32.     string Text = "mama mila ramu. Rama vusmert' zadolbala mamu. 128 raz.";
  33.     WordsCount(Text,Res);
  34.     for(const auto &i:Res) cout << "\"" << i.first << "\": " << i.second << endl;  
  35.   } catch (std::regex_error& Err) {
  36.     std::cout << "Засада: " << Err.what();
  37.   }
  38.   return 0;
  39. }
Success #stdin #stdout 0s 3556KB
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stdin
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Standard input is empty
stdout
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"mama mila ramu": 3
"Rama vusmert' zadolbala mamu": 4
"128 raz": 1
https://ideone.com/MQAefG
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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