已知两个时间戳判断这两个时间是否在同一天

已知两个时间戳判断这两个时间是否在同一天

int Same_Day()
{   
    char Time1[11] = "1516766666";
    char Time2[11] = "1516788888";
	
  time_t Timestamp1,Timestamp2;  
  struct tm *p1,*p2;
  char Day1[9]="";
  char Hour1[3]="";
  Timestamp1=atoi(Time1) + 28000;  
  p1=gmtime(&Timestamp1);
  strftime(Day1, sizeof(date1),"%Y%m%d", p1);
  strftime(Hour1, sizeof(Hour1),"%H", p1);
  
  char Day2[9]="";
  char Hour2[3]="";
  Timestamp2=atoi(Time2) + 28000;
  p2=gmtime(&Timestamp2);
  strftime(Day2, sizeof(Day2),"%Y%m%d", p2);
  strftime(Hour2, sizeof(Hour2),"%H", p2);

  if(atoi(Day1)==atoi(Day2)&&atoi(Hour1)<=23)
  {
    printf("在同一天");
    return 1;
  }
  else
  {
    printf("不在同一天");
    return 0;
  }
}

void main(void)
{
    Same_Day()；
}