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  1. #include <iostream>
  2. #include <vector>
  3. #include <utility>
  4. #include <algorithm>
  5.  
  6. int main() {
  7. 	std::vector<std::pair<int, int>> vec3 {
  8. 		{3, 2},
  9. 		{3, 2},
  10. 		{3, 2},
  11. 		{5, 3},
  12. 		{5, 3}
  13. 	};
  14.  
  15. 	std::sort(vec3.begin(), vec3.end());
  16. 	vec3.erase(
  17. 		std::unique(vec3.begin(), vec3.end()),
  18. 		vec3.end()
  19. 	);
  20.  
  21. 	for(size_t i = 0; i < vec3.size(); ++i) {
  22. 	    std::cout << vec3[i].first << ", " << vec3[i].second << std::endl;
  23. 	}
  24.  
  25. 	return 0;
  26. }
Success #stdin #stdout 0.01s 5380KB
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stdin
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Standard input is empty
stdout
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3, 2
5, 3
https://ideone.com/wbW2xQ
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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