C program to print digital clock with current time
#include <stdio.h> #include <time.h>  int main() {     time_t s, val = 1;     struct tm* current_time;   
     s = time(NULL);   
     current_time = localtime(&s);      printf("%02d:%02d:%02d",            current_time->tm_hour,            current_time->tm_min,            current_time->tm_sec);      return 0; }