Function main

CPP/Brian_Kernighan’s_algorithm.cpp:29–38

}

int main()
{
    int n = -1;

    cout << n << " in binary is " << bitset<32>(n) << endl;
    cout << "The total number of set bits in " << n << " is "
         << countSetBits(n) << endl;

    return 0;
}