Untitled

#include <iostream>
#include <thread>
#include <time.h>
using namespace std;
void func1()
{
    cout<<"Call func 1 "<<endl;
    for (int i=0;i<10;i++)
    {
        cout<<"func 1 : "<<i<<endl;
    }
    cout<<"ENd func 1"<<endl;
}
void func2()
{
    cout<<"Call func 2 "<<endl;
    for (int i=0;i<10;i++)
    {
        cout<<"func 2 : "<<i<<endl;
    }
    cout<<"ENd func 2"<<endl;
}
int main()
{
     clock_t begin = clock();
     thread f1(func1);
     thread f2(func2);
     if (f1.joinable())
     {
        f2.join();
     }
     if (f2.joinable())
     {
        f1.join();
     }
     clock_t end = clock(); //ghi lại thời gian lúc sau
   cout<<"Time run: "<<(float)(end-begin)/CLOCKS_PER_SEC<<" s"<<endl;
   return 0;
}