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  1. #include <iostream>
  2. #include <set>
  3. #include <map>
  4.  
  5. int main() {
  6. 	std::map<std::string, std::string> m;
  7. 	m["hello"] = "world";
  8. 	m["foo"] = "bar";
  9.  
  10. 	std::set<std::pair<std::string, std::string>> s(m.begin(), m.end());
  11. 	for(auto it : s) {
  12. 		std::cout << it.first << ", " << it.second << std::endl;
  13. 	}
  14.  
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 4428KB
comments (?)
stdin 
Standard input is empty
stdout 
foo, bar
hello, world
https://ideone.com/Do0LOW
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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