Format and parse datetime in C
main.c
main-vs.c
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main(int argc, char *argv[]) {
time_t t = time(NULL);
struct tm date = *localtime(&t);
int year;
int month;
int day;
printf("Input date (YYYY-MM-dd): ");
scanf("%d-%d-%d", &year, &month, &day);
date.tm_year = year - 1900;
date.tm_mon = month - 1;
date.tm_mday = day;
date.tm_hour = 0;
date.tm_min = 0;
char dateString[200];
strftime(dateString, 200, "%Y %B %d %I:%M%p", &date);
printf("Current date and time is %s\n", dateString);
return 0;
}