#include <iostream>
#include <vector>
#include <thread>

using namespace std;

// print vector to console
void print_v(const vector<double>& x) {
    cout << "x: ";
    for (unsigned i = 0; i < x.size()-1; ++i)
        cout << x[i] << ", ";
    cout << x[x.size() - 1] << endl;
}

void thread_me() {
    vector<double> v;
    v.push_back(343.0);
    v.assign(10, v[0]);
    print_v(v);
}

// go go go
int main() {
    for (unsigned i = 0; i < 10; ++i) {
        std::thread thread(thread_me);
        thread.join();
    }
    return 0;
}