c++
#include <omp.h>
#include <thread>
#include <iostream>
using namespace std;

int main(){
  cout << omp_get_max_threads() << endl;
  cout << thread::hardware_concurrency() << endl;
}

c++
#include <omp.h>
#include <thread>
#include <iostream>
using namespace std;

int main(){
  cout << omp_get_max_threads() << endl;
  cout << thread::hardware_concurrency() << endl;
}