#include <stdio.h>
#include <stdlib.h>


#include <time.h>

void sleep(int nb_seconds)
{
     clock_t goal;
     goal = (nb_seconds * CLOCKS_PER_SEC) + clock();

     while(goal > clock())
     {
	  ;
     }
} 


int main ()
{
     int i=0; int time = 1;
     for (i=0;i<10;i++)
     {
	       printf("\r%i",i);
	       fflush(stdout);
	       sleep(1);
     }
     printf("\n");
     return 0;
}