#include <cstdio>
#include <ctime>
int
main ()
{
time_t t;
int d;
printf ("Hello 1\n");
time (&t);
d = t;
while (t - d < 3) /*wait 3 seconds */
{
time (&t);
}
printf ("Hello 2\n");
time (&t);
d = t;
while (t - d < 3) /*wait 3 seconds */
{
time (&t);
}
printf ("Hello 3\n");
return 0;
}