convert time string to struct tm

time_convert.c

#define _XOPEN_SOURCE
#include <time.h>
#include <stdio.h>

// Simple-task-30036777
int main() {
  char buf[] = "2021-04-28T21:29:10.279Z";
  int len;
  struct tm tmbuf;
  char *c = NULL;

  c = strptime(buf, "%Y-%m-%dT%H:%M:%S", &tmbuf);
  printf("Y M D: %d %d %d\nH M S: %d %d %d\n", 1900+tmbuf.tm_year, 1+tmbuf.tm_mon, tmbuf.tm_mday, tmbuf.tm_hour, tmbuf.tm_min, tmbuf.tm_sec);

  return 0;
}