generate random number

random.cc

// modified from the example in http://en.cppreference.com/w/cpp/numeric/random/uniform_int_distribution
#include <random>
#include <iostream>

int main()
{
	std::random_device rd;    // this is very likely a "real" random number generator
	std::mt19937 gen(rd());   // pseudo random number GENerator with seed from "rd"
	std::uniform_int_distribution<> dis(0, 100);  // DIStribute the result uniformly inside closed interval [0, 100]

	int array[10];
	for (auto& x: array) x = dis(gen);

	for (auto x: array) std::cout << x << ' ';
	std::cout << std::endl;
}