C > Gnu-Linux

What day of the week is July 4, 2001

What day of the week is July 4, 2001

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

int main(void) {
 struct tm time_str;
 char daybuf[20];

 time_str.tm_year  = 2001 - 1900;
 time_str.tm_mon   = 7 - 1;
 time_str.tm_mday  = 4;
 time_str.tm_hour  = 0;
 time_str.tm_min   = 0;
 time_str.tm_sec   = 1;
 time_str.tm_isdst = -1;

 if(mktime(&time_str) == -1)
  fprintf(stderr, "Unkown -\n");
 else
  strftime(daybuf, sizeof(daybuf), "%A", &time_str), printf("%s\n", daybuf);

 return 0;
}