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  1. Prepare
  2. Algorithms
  3. Bit Manipulation
  4. Sum vs XOR
  5. Discussions

Sum vs XOR

  • ihorfinance
     + 0 comments

    C++ (more at https://github.com/IhorVodko/Hackerrank_solutions , feel free to give a star :) )

    long int sumXor(long int _num) {
    size_t satisfies = 0;
    while(_num){
        satisfies += _num % 2 == 0 ? 1 : 0;
        _num /= 2;
    }
    return std::pow(2, satisfies);
}