text: #include <random>
  #include <functional>
  #include <vector>
  #include <algorithm>
  using namespace std;
  
  int main()
  {
    random_device seed;
    mt19937 engine(seed());
    normal_distribution<double> dist(1.0, 0.5);
    auto rnd = bind(dist, engine);
  
    vector<double> v(1000);
    generate(v.begin(), v.end(), rnd);
    return 0;
  }
  