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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5. 	int k; cin >> k;
  6. 	while(k--){
  7. 		int n; cin >> n;
  8. 		vector<int> a(n);
  9. 		vector<int> b;
  10. 		for(int i = 0; i < n; i++){
  11. 			cin >> a[i];
  12. 		}
  13. 		sort(a.begin(), a.end());
  14. 		for(int i = 0; i < n; i++){
  15. 			if(a[i + 1] - a[i] != 1){
  16. 				a.insert(a.begin() + i + 1, a[i] + 1);
  17. 				b.push_back(a[i] + 1);
  18. 			}
  19. 		}
  20. 		for(auto x : b){
  21. 			cout << x << " ";
  22. 		}
  23. 		cout << endl;
  24. 	}
  25. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/5lDSwy
language:
C++ (gcc 8.3)
created:
284 days ago
visibility:
public

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