test

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

int main()
{
    std::mt19937 engine{ std::random_device{}() };
    std::uniform_int_distribution<int> dist(-10, 10);
    std::array<int, 5> arr;

    for (size_t i = 0u; i < arr.size(); i++) {
        arr[i] = dist(engine);
    }
    for (const auto& e : arr) {
        std::cout << e << std::endl;
    }

    int max_count{ 0 }, min_count{ 0 }, zero_count{ 0 };

    for (size_t i = 0; i < arr.size(); i++) {
        if (arr[i] == 0) {
            zero_count++;
        }
        if (arr[i] > 0) {
            max_count++;
        }
        if (arr[i] < 0) {
            min_count++;
        }
    }
    std::cout << "----" << std::endl;
    std::cout << "0よりも大きい数:" << max_count << "個" << std::endl;
    std::cout << "0よりも小さい数:" << min_count << "個" << std::endl;
    std::cout << "0の個数:" << zero_count << "個" << std::endl;
}