Eroare de compilare: main.cpp:332: warning: ignoring '#pragma omp parallel' [-Wunknown-pragmas] 332 | #pragma omp parallel for schedule(auto) num_threads(THREADS) | main.cpp: In function 'long long int P2(long long int, int)': main.cpp:323:8: warning: unused variable 't1' [-Wunused-variable] 323 | ld t1 = clock(); | ^~ main.cpp: In function 'int main()': main.cpp:386:8: warning: unused variable 'end' [-Wunused-variable] 386 | ld end = clock(); | ^~~ /usr/bin/ld: ./ccDwV7mi.o: in function `P2(long long, int)': main.cpp:(.text+0x1b41): undefined reference to `omp_get_thread_num' collect2: error: ld returned 1 exit status Non zero exit status: 1