#include <stdlib.h>
#include <stdio.h>
#include <omp.h>

int main()
{

#ifdef _OPENMP
  printf("\nKompilator rozpoznaje dyrektywy OpenMP\n");
#endif

  int liczba_watkow = 5;

  int a_shared = 1;
  int b_private = 2;
  int c_firstprivate = 3;
  int e_atomic = 5;

  static int f_threadprivate;

  omp_set_num_threads(liczba_watkow);

  printf("przed wejsciem do obszaru rownoleglego -  nr_threads %d, thread ID %d\n",
         omp_get_num_threads(), omp_get_thread_num());
  printf("\ta_shared \t= %d\n", a_shared);
  printf("\tb_private \t= %d\n", b_private);
  printf("\tc_firstprivate \t= %d\n", c_firstprivate);
  printf("\te_atomic \t= %d\n", e_atomic);
#pragma omp threadprivate(f_threadprivate)
#pragma omp parallel default(none) shared(a_shared, e_atomic) private(b_private) firstprivate(c_firstprivate) num_threads(7)
  {
    int i;
    int d_local_private;
    d_local_private = a_shared + c_firstprivate;

    f_threadprivate = omp_get_thread_num();
#pragma omp barrier
#pragma omp critical
    for (i = 0; i < 10; i++)
    {
      a_shared++;
    }

    for (i = 0; i < 10; i++)
    {
      c_firstprivate += omp_get_thread_num();
    }

    for (i = 0; i < 10; i++)
    {
#pragma omp atomic
      e_atomic += omp_get_thread_num();
    }
#pragma omp barrier
#pragma omp critical
    {

      printf("\nw obszarze równoległym: aktualna liczba watkow %d, moj ID %d\n",
             omp_get_num_threads(), omp_get_thread_num());

      printf("\ta_shared \t= %d\n", a_shared);
      printf("\tb_private \t= %d\n", b_private);
      printf("\tc_firstprivate \t= %d\n", c_firstprivate);
      printf("\td_local_private = %d\n", d_local_private);
      printf("\te_atomic \t= %d\n", e_atomic);
    }

    //#pragma omp single
    /* #pragma omp master */
    /*         { */

    /*           printf("\ninside single: nr_threads %d, thread ID %d\n", */
    /*     	     omp_get_num_threads(), omp_get_thread_num()); */
    /*           /\* Get environment information *\/ */
    /*           int procs = omp_get_num_procs(); */
    /*           int nthreads = omp_get_num_threads(); */
    /*           int maxt = omp_get_max_threads(); */
    /*           int inpar = omp_in_parallel(); */
    /*           int dynamic = omp_get_dynamic(); */
    /*           int nested = omp_get_nested(); */

    /*           /\* Print environment information *\/ */
    /*           printf("Number of processors = %d\n", procs); */
    /*           printf("Number of threads = %d\n", nthreads); */
    /*           printf("Max threads = %d\n", maxt); */
    /*           printf("In parallel? = %d\n", inpar); */
    /*           printf("Dynamic threads enabled? = %d\n", dynamic); */
    /*           printf("Nested parallelism supported? = %d\n", nested); */

    /*         } */
  }


  printf("po zakonczeniu obszaru rownoleglego:\n");
  printf("\ta_shared \t= %d\n", a_shared);
  printf("\tb_private \t= %d\n", b_private);
  printf("\tc_firstprivate \t= %d\n", c_firstprivate);
  printf("\te_atomic \t= %d\n", e_atomic);

#pragma omp parallel num_threads(7)
  {
    printf("\nf_threadprivate \t= %d\n", f_threadprivate);
  }
}

FIRST PRIVATE PRIVATE LAST PRIVATRE
DLACZEGO NIE BEZ SEKCJI - PRZY ODCZYCIE NIE TRZEBA
CZEKAMY Z