#include <iostream>

#include <cstdlib>// stdlib.h
#include <ctime>// time.h

using namespace std;

int main()
{
    cout << "Hello world!" << endl;

    int nb;

    srand(time(0));

    cout << time(0) << endl << endl;

    for (int i(0); i<8; i++)
    {
        nb = rand() % 5;
        cout << nb << endl;
    }

    return 0;
}