Random number in [0:1)

random.cpp

#include <random>
#include <iostream>

// c++ -Wall -Werror -Wpedantic --std=c++11 -o ~/bin/random random.cpp

int main () {
  std::random_device rd;
  std::mt19937 mt(rd());
  std::uniform_real_distribution<double> dist(0, 1);
  std::cout << dist(mt) << std::endl;
  return(0);
}