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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int a = 15;
  7. 	int b = 20;
  8. 	int c = 0;
  9.  
  10. 	while (b > 0) {
  11. 		c = a & b;
  12. 		a = a ^ b;
  13. 		b = c << 1;
  14. 	}
  15.  
  16. 	cout << a << endl;
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 3296KB
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35
https://ideone.com/ooXAN9
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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