thrd_create(&t1, threadA, NULL);
thrd_create(&t2, threadB, NULL);
//thrd_create(&t3, threadC, NULL);
- //thrd_create(&t4, threadD, NULL);
+ thrd_create(&t4, threadD, NULL);
thrd_join(t1);
thrd_join(t2);
//thrd_join(t3);
- //thrd_join(t4);
+ thrd_join(t4);
return 0;
}