Answer Happy

#include #include int product;/ this data is shared by the thread (s) */ void *runner (void *param); /* threads call this function +/ typedef struct{ / data structure for passing data to threads */ int start; int end; ) parameters; int main(int argc, char *argv[]) { pthread_t workerl, worker2; product=1; parameters *data = (parameters *) malloc(sizeof (parameters)); data->start = 5; data->end = 10; pthread_create (&workerl, NULL, runner, data); data (parameters *) malloc (sizeof (parameters)); data->start = 11; data->end = 16; pthread_create (&worker2, NULL, runner, data); = pthread_join (workerl, NULL); pthread_join (worker2, NULL); printf("result- %d\n", product); return 0; } void *runner (void *params) { parameters* p = (parameters *)params; for (int i= p->start; i <= p->end; i++) product *= i; pthread_exit(0);