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  1. #include <iostream>
  2. #include <list>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	list<int> lst;
  7. 	int x;
  8. 	while(cin >> x){
  9. 		if(x == -1) break;
  10. 		lst.push_back(x);
  11. 	}
  12.  
  13. 	lst.sort();
  14. 	lst.unique();
  15.  
  16. 	for(auto x : lst) cout << x << " ";
  17. 	cout << "\n";
  18. }
Success #stdin #stdout 0.01s 5280KB
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stdin
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1 2 3 4 5 3 -1
stdout
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1 2 3 4 5
https://ideone.com/ghn4cu
language:
C++ (gcc 8.3)
created:
22 days ago
visibility:
public

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