No. of days in a month.ino

int calcNoOfDays(int Month, int Year)
{
  int noOfDays[] =
  { 0, 31, 0, 31, 30, 31, 30, 31,
    31, 30, 31, 30, 31
  };
  if (Month == 2) {
    if (Year % 4 == 0 || Year % 400 == 0)
      noOfDays[2] = 29;
    else if (Year % 4 != 0 || Year % 100 == 0)
      noOfDays[2] = 28;
  }
  return noOfDays[Month];
}