Initialised thread with 0 and 1

cars_2.c

@@ -47,7 +47,7 @@ void* func(void* ptr){
 }
 
 int main(){
-    pthread_t threads[Car_Number];
+    pthread_t threads[Car_Number] = {0,1};
     int thread_id[Car_Number];
 
     for (int i = 0; i < Car_Number; i++){