#include <omp.h>
#include <iostream>
#include <cstdlib>
using namespace std;

int main() {

	cout << "max procs = " << omp_get_num_procs() << endl;
	cout << "max threads = " << omp_get_max_threads() << endl;
	
	const int SIZE = 100;
	int tab[SIZE];
	
	// initialize
	for (int i = 0; i < SIZE; ++i) {
		tab[i] = (i+1);
	}
	
	#pragma omp parallel
	{
		#pragma omp for
		for (int i = 0; i < SIZE; ++i) {
			#pragma omp critical
			{
				cout << "thread " << omp_get_thread_num() << " treats index " << i << endl;
			}
			tab[i] = 2 * i;
		}
	}

	return EXIT_SUCCESS;
}