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#include <omp.h>
#include <stdio.h>
int main(void)
{
int tid, nthreads;
#pragma omp parallel private(tid) shared(nthreads)
{
#pragma omp master
nthreads = omp_get_num_threads();
#pragma omp sections
{
#pragma omp section
{
tid = omp_get_thread_num();
printf("Hello world from section 1 thread %d of %d\n", tid, nthreads);
}
#pragma omp section
{
tid = omp_get_thread_num();
printf("Hello world from section 2 thread %d of %d\n", tid, nthreads);
}
#pragma omp section
{
tid = omp_get_thread_num();
printf("Hello world from section 3 thread %d of %d\n", tid, nthreads);
}
}
}
return 0;
}