#include<pthread.h>
#include<unistd.h>
#include<stdio.h>
void * thread(void *str)
{
    int i;
    for(i=0;i<6;++i)
    {
	sleep(2);
	printf("This is the thread: %d\n", i);
    }
    return NULL;
}

int main()
{
    pthread_t pth;
    int i;
    int ret;
    ret=pthread_create(&pth,NULL,thread,(void *)(i));
    printf("Test start\n");
    for(i=0;i<6;++i)
    {
	sleep(1);
	printf("This is the main: %d\n",i);
    }

    pthread_join(pth,NULL);
    return 0;
}