#include <vector>
#include <iostream>
#include <algorithm>
#include <random>

using namespace std;


int main()
{
    vector<int> box{ 1,2,3,4,5,6,7,8,9,10};

    shuffle(box.begin(),box.begin()+5, mt19937(random_device()()));
    for(auto i: box) cout << i << "  "; cout << endl;

    shuffle(box.begin(),box.begin()+5, mt19937(random_device()()));
    for(auto i: box) cout << i << "  "; cout << endl;

}