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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. typedef unsigned long long ll; 
  5.  
  6. int main() {
  7. 	// your code goes here
  8.  
  9. ll x=0ll;
  10.  
  11. int pos=1;
  12. for(int i=0;i<8;i++){
  13. if(i%3==0){
  14. x|=1ll<<pos;
  15. }
  16. pos+=8;
  17. }
  18.  
  19. int c=__builtin_popcountll(x);
  20.  
  21. cout<<8-c<<endl;
  22.  
  23. 	return 0;
  24. }
Success #stdin #stdout 0.01s 5352KB
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https://ideone.com/tDnG4P
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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