참고 출처 : - https://stackoverflow.com/questions/5248915/execution-time-of-c-program/5249028 - https://levelup.gitconnected.com/8-ways-to-measure-execution-time-in-c-c-48634458d0f9 #include struct timeval tv1, tv2; gettimeofday(&tv1, NULL); /* stuff to do! */ gettimeofday(&tv2, NULL); printf ("Total time = %f seconds\n", (double) (tv2.tv_usec - tv1.tv_usec) / 1000000 + (double) (tv2.tv_sec - tv1.tv..