#include <cstdlib>
#include <thread>
#include <chrono>
#include <iostream>
 
using namespace std;
using namespace std::literals;
 
struct A
{
    int n_ = 0;
    A(int n) : n_(n) { cout << "A:" << n_ << endl; }
    ~A() { cout << "~A:" << n_ << endl; }
};
 
A a1(1);
 
int main()
{
    std::thread t([]()
    {
        static A a2(2);
        thread_local A a3(3);
        std::this_thread::sleep_for(4s);
    });
 
    static A a4(4);
    thread_local A a5(5);
 
    std::this_thread::sleep_for(2s);
    t();
    std::exit(0);
}

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