gistfile1.c

#include <stdio.h>
#include <sys/time.h>
 
int main()
{  
	int i;
	
	double before_ms , after_ms;
	struct timeval before , after;
	gettimeofday(&before , NULL);
  
	before_ms = (double)before.tv_sec*1000 + (double)before.tv_usec/1000;
	printf("%d , %d , and in ms : %lf \n" , before.tv_sec , before.tv_usec , before_ms);
	
	//Task
	for (i=1;i<= 10;++i)
	{
		printf("%d %d %d \n",i, i*i, i*i*i);
	}
  
	gettimeofday(&after , NULL);
	after_ms = (double)after.tv_sec*1000 + (double)after.tv_usec/1000;
  
	printf("%d , %d , and in ms : %lf \n" , after.tv_sec , after.tv_usec , after_ms);
  
	printf("Elapsed (in ms) %lf" , (double)after_ms - before_ms); 
  
	return 0;
}