#include <stdio.h>
#include <time.h>

int main()
{
	char *wdays[] = {
		"Sun",
		"Mon",
		"Tue",
		"Wed",
		"Thu",
		"Fri",
		"Sat"
	};
	struct tm *t;
	time_t now;

	time(&now);		/* get the current time */
	t = localtime(&now);	/* get the tm structure */
	printf("Today is %s.\n",wdays[t->tm_wday]);
	return(0);
}