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  1. #include <regex>
  2. #include <string>
  3. #include <iostream>
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. 	string regx = R"(<\s*(\d+)\s*>((.|\n)*?)<\s*\1\s*>)";
  9. 	string input = "<1>test1<1><2>Tes \n t2<2>sfsaf<3><4>test4<4>";
  10. 	smatch matches;
  11. 	    while (regex_search(input, matches, regex(regx)))
  12. 	    {
  13. 	        cout<<matches[2]<<endl;
  14. 	        input = matches.suffix().str();
  15. 	    }
  16. 	return 0;
  17. }
Success #stdin #stdout 0s 3556KB
comments (?)
stdin 
Standard input is empty
stdout 
test1
Tes 
 t2
test4
https://ideone.com/AvuWPi
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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