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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int t;
  6. 	cin >> t;
  7. 	while(t--)
  8. 	{
  9. 		int n,a;
  10. 		cin >> n >> a;
  11. 		for(int i=0;i<a;i++)
  12. 		{
  13. 			cout << "1" << endl;
  14. 		}
  15. 		for(int i=0;i<n-a;i++)
  16. 		{
  17. 			cout << "0" << endl;
  18. 		}
  19.  
  20. 	}
  21. 	return 0;
  22. }
Success #stdin #stdout 0s 5308KB
comments (?)
stdin
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5
4 2
5 3
5 5
6 2
1 1
stdout
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1
1
0
0
1
1
1
0
0
1
1
1
1
1
1
1
0
0
0
0
1
https://ideone.com/CBQoc5
language:
C++ (gcc 8.3)
created:
10 days ago
visibility:
public

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