#include <iostream>
#include <random>

int main(){
std::default_random_engine generator;

	//wyświetla 20 liczb losowych z zakresu 0 do 9
	std::uniform_int_distribution<int> distribution(0, 9);

  for (int i = 0; i<20; ++i) {
		int number = distribution(generator);
		std::cout << number << std::endl;
	}

	//wyświetla 20 liczb losowych z zakresu 20 do 50
	std::uniform_int_distribution<int> distribution_(20, 50);

	for (int i = 0; i<20; ++i) {
		int number = distribution_(generator);
		std::cout << number << std::endl;
	}
}