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  1. #include <iostream>
  2.  
  3. int main()
  4. {
  5.     int n = 100, i = 1, res = 0;
  6.     while (i) res += bool(n & i), i <<= 1;
  7.     std::cout << res;
  8.  
  9.     return EXIT_SUCCESS;
  10. }
Success #stdin #stdout 0s 3296KB
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https://ideone.com/WGkaoS
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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