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c gettimeofday example

Hurt Hamster answered on June 13, 2020 Popularity 9/10 Helpfulness 9/10

answer c gettimeofday example

c gettimeofday example

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#include <time.h>
#include <sys/time.h>
#include <stdlib.h>
#include <stdio.h>

int main(int argc, char **argv)
{
  if (argc < 2)
    {
      printf("USAGE: %s loop-iterations\n", argv[0]);
      return 1;
    }

  int iterations = atoi(argv[1]);

  struct timeval start, end;

  gettimeofday(&start, NULL);

  for (int i = 0; i < iterations; i++)
    {
    }

  gettimeofday(&end, NULL);

  printf("%ld\n", ((end.tv_sec * 1000000 + end.tv_usec)
		  - (start.tv_sec * 1000000 + start.tv_usec)));

  return 0;
}

Popularity 9/10 Helpfulness 9/10 Language c

Source: www.cs.loyola.edu

Tags: c gettimeofday

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