func_code_string: #include <bits/stdc++.h>   unsigned bactery_count(unsigned num) {     unsigned res = 0;     while (num > 0) {       (num & true) ? ++res, --num : num >>= 1;     }     return res;   }   int main() {     unsigned num;     std::cin >> num;     std::cout << bactery_count(num) << std::endl;     return 0;   }   