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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4.  
  5. using namespace std;
  6.  
  7. int main() {
  8. 	bool toggle = true;
  9. 	vector<int> vec = {6, 2, 5, 3, 4, 1};
  10.  
  11. 	vec.erase(remove_if(vec.begin(), vec.end(), [&toggle](int) { toggle = !toggle; return toggle; }), vec.end());
  12.  
  13. 	for(auto& i: vec) {
  14. 		cout <<	i << endl;
  15. 	}
  16. }
Success #stdin #stdout 0s 16048KB
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Standard input is empty
stdout
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6
5
4
https://ideone.com/EiNhqw
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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