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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int t;
  7. 	cin>>t;
  8. 	while(t--)
  9. 	{
  10. 		int A,B;
  11. 		int count=0;
  12. 		cin>>A>>B;
  13. 		int n=A^B;
  14. 	    while(n)
  15. 	    {
  16. 	    	n=n&(n-1);
  17. 	    	count++;
  18. 	    }
  19. 	    cout<<count<<endl;
  20. 	}
  21. }
Success #stdin #stdout 0.01s 5436KB
comments (?)
stdin
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4
20 10
16 8
1 153
549 24
stdout
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4
2
3
6
https://ideone.com/70B8Wv
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
public

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