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  1. #include <iostream>
  2. using namespace std;
  3. unsigned int countsetBits(int n){
  4. 	unsigned int count=0;
  5. 	while(n){
  6. 		n&=(n-1);
  7. 		count++;
  8. 	}
  9. 	return count;
  10. }
  11.  
  12. int main() {
  13. 	int n,flag=0;
  14. 	cout<<"enter to check or supported";
  15. 	cin>>n;
  16. 	for(int i=1;i<n;i++){
  17. 		if((countsetBits(i)+i)==n){
  18. 			flag+=1;
  19. 		}
  20. 		else{
  21. 			flag=0;
  22. 		}
  23. 	}
  24. 	if(flag==0){
  25. 		cout<<"Bleak number";
  26. 	}
  27. 	else{
  28. 		cout<<"is a suppoerted number"<<flag<<"number/s";
  29. 	}
  30. 	// your code goes here
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 5460KB
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enter to check or supportedis a suppoerted number1number/s
https://ideone.com/puUzI1
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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