#include <stdio.h>#include <time.h>int main(){        time_t  now;        struct  tm  *w;        time(&now);        w=localtime(&now);        printf("%04d/%02d/%02d\n%02d:%02d:%02d\n",w->tm_year+1900,                w->tm_mon+1,w->tm_mday,w->tm_hour,w->tm_min,w->tm_sec);        return 0;}