#include <pthread.h>
#include <stdio.h>

int sum0 = 0, sum1 = 0, sum2 = 0;

pthread_t thread[2];
pthread_barrier_t barr;

void *func(void* p)
{
	int arr[5];
	int num = (int)(p);
	if (num == 0) {
		for (int i = 0; i < 5; i++) 
			arr[i] = i + 1; //{1, 2, 3, 4, 5};
	}
	if (num == 1) {
		for (int i = 0; i < 5; i++)
			arr[i] = i + 3; //{3, 4, 5, 6, 7};
	}
	if (num == 2) {
		for (int i = 0; i < 5; i++)
			arr[i] = i + 5; //{5, 6, 7, 8, 9};
	}

	for (int i = 0; i < 5; i++)
	{
		if (num == 0) {
			sum0 += arr[i];
		}

		if (num == 1) {
			sum1 += arr[i];
		}

		if (num == 2) {
			sum2 += arr[i];
		}
	}

	
	pthread_barrier_wait(&barr);
	while (sum0 != sum1 && sum1 != sum2) {
		printf("Имеем №1 %d №2 %d №3 %d\n", sum0, sum1, sum2);
		pthread_barrier_wait(&barr);
		if (num == 0) {
			if (sum0 > sum1) {
				sum0--;
				arr[0]--;
			}
			if (sum0 < sum1) {
				sum0++;
				arr[0]++;
			}
		}

		if (num == 2) {
			if (sum2 > sum1) {
				sum2--;
				arr[2]--;
			}
			if (sum2 < sum1) {
				sum2++;
				arr[2]++;
			}	
		}
		pthread_barrier_wait(&barr);
		printf("Поменяли\n");
		pthread_barrier_wait(&barr);
	}
	pthread_barrier_wait(&barr);
	printf("Результат №1 %d №2 %d №3 %d\n", sum0, sum1, sum2);
	return NULL;
}

int main()
{
	pthread_barrier_init(&barr, NULL, 3);
	pthread_create(&thread[0], NULL, func, (void *)0);
	pthread_create(&thread[1], NULL, func, (void *)1);
	//func((void*)1);
	func((void*)2);

	return 0;
}