2курсОСИ3занятие

#include "stdafx.h"
#include "omp.h"
#include <iostream>
#include <windows.h>
#include <stdio.h>
using namespace std;


int main()
{
	setlocale(LC_ALL, "Russia");
	/*int count, num;
#pragma omp parallel
	{
		count = omp_get_num_threads();
		num = omp_get_thread_num();
		if (num == 0) printf("Total threads : %d\n", count);
		else printf("Number of thread %d\n", num);
	}*/

	//////////////////////////////////////////////////////

	/*int A[10], B[10], C[10], i, n;
	//Заполним исходные массивы
	for (i = 0; i<10; i++) { A[i] = i; B[i] = 2 * i; C[i] = 0; }
#pragma omp parallel shared(A, B, C) private(i, n)
	{
		// Получим номер текущей нити
		n = omp_get_thread_num();
#pragma omp for
		for (i = 0; i<10; i++)
		{
			C[i] = A[i] + B[i];
			printf("Thread %d add elements with the number %d\n", n, i);
		}
	}*/

	///////////////////////////////////////////////////////

	/*int i;
#pragma omp parallel private(i)
	{
//#pragma omp for schedule (static)//всегда по разному 0003232111
		//#pragma omp for schedule (static, 1)//всегда по разному 0332211100
		//#pragma omp for schedule (static, 2)//всегда по разному 0101003322
		//#pragma omp for schedule (dynamic)//всегда по разному 0001010123
		//#pragma omp for schedule (dynamic, 2)//всегда по разному 0101020233
		//#pragma omp for schedule (guided)//всегда по разному
		#pragma omp for schedule (guided, 2)//всегда по разному
		for (i = 0; i<10; i++)
		{
			printf("Thread %d did iteration %d\n", omp_get_thread_num(), i);
			//sleep(1);
		}}*/

		/////////////////////////////////////////////////////////

		/*int i;
	#pragma omp parallel private(i)
		{
	//#pragma omp for schedule (static, 6)//
			//#pragma omp for schedule (dynamic, 6)
			#pragma omp for schedule (guided, 6)
			for (i = 0; i<13; i++)
			{
				printf("Thread %d did iteration %d\n", omp_get_thread_num(), i);
				//sleep(1);
			}
		}*/

		//////////////////////////////////////////////////////////

		/*typedef enum omp_sched_t {
			omp_sched_static = 1,
			omp_sched_dynamic = 2,
			omp_sched_guided = 3,
			omp_sched_auto = 4
		} omp_sched_t;*/

		/////////////////////////////////////////////////////////

	/*int n;
#pragma omp parallel private(n)
	{
		n = omp_get_thread_num();
#pragma omp sections
		{
#pragma omp section
			{ printf("First section, process %d\n", n); }
#pragma omp section
			{ printf("Second section, process %d\n", n); }
#pragma omp section
			{ printf("Third section, process %d\n", n); }
		}
		printf("Parallel area, process %d\n", n);
	}*/


	////////////////////////////////////////////////


	int n = 0;
#pragma omp parallel
	{
#pragma omp sections// lastprivate(n)
		{
#pragma omp section
			{ n=1;}
#pragma omp section
			{ n=2; }
#pragma omp section
			{ n=3;}
		}
		printf("Value n on thread %d: %d\n", omp_get_thread_num(), n);
	}
	printf("Value n in sq area: %d\n", n);

	system("pause");
}