Date et heure langage C

#include <Windows.h> 
#include <stdio.h> 
#include <myconio.h> 
 main() 
{ 
    textcolor(46); 
    gotoxy(10,4); 
    printf("    bienvenue a la voie de la conaissance   www.rapideway.org/vb   "); 
 SYSTEMTIME str_t; 
 GetSystemTime(&str_t); 
    textcolor(36); 
    gotoxy(10,6); 
 printf("    Le %2d-%2d-%4d        %c     %d:%d:%d   \n",str_t.wDay,str_t.wMonth,str_t.wYear,133,str_t.wHour,str_t.wMinute,str_t.wSecond); 
    getch(); 
}