#include <iostream>
#include <array>
#include <random>

int main() {
	std::array<double, 17> rand_array;
	std::mt19937 rand_gen;
	std::uniform_real_distribution<double> dist(-17, 17);
	double Av=0;
	int Av_count=0;
	for (auto el:rand_array) {
		el=dist(rand_gen); 
		std::cout<<el<<" ";
		if (el<0) Av_count++, Av+=el;
	}
	std::cout<<std::endl<<"AVG="<<Av/Av_count;
	return 0;
}