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

int main()
{
  struct tm tm;
  time_t t;
  char buf[100];
  setlocale(LC_ALL, "fr_FR.UTF-8");
  time(&t);
  strftime(buf, sizeof(buf), "%c", localtime(&t));
  strptime(buf, "%c", &tm);
  printf("%s\n", buf);
  strftime(buf, sizeof(buf), "%c", &tm);
  printf("%s\n", buf);
}