int main( int argc, char *argv[] ){
/*******************************************************************************
main function
*******************************************************************************/
int month, year, daycode;
int time_systimeyear = 2016, time_systimemonth = 5;
if( argc == 1 ){
month = time_systimemonth;
year = time_systimeyear;
// printf("Compute the current month...\n");
daycode = getDaycode(year);
isLeapYear(year);
displayCalendar(year, month, daycode);
/*
insert code for computing the current month
*/
}
else if( argc == 2 ){
if( strcmp(argv[1], "-m") == 0 ){
printf("cal missing argument for option -m.\n");
}
else if( strcmp(argv[1], "-y") == 0 ){
month = 0;
year = time_systimeyear;
// printf("Compute the current year...\n");
daycode = getDaycode(year);
isLeapYear(year);
displayCalendar(year, month, daycode);
/*
insert code for computing the current year
*/
}
else{
printf("cal: Invalid argument '%s'\n", argv[1]);
}
}
else if( argc == 3 ){
if( strcmp(argv[1], "-m") == 0 ){
month = isValidMonth(argv[2]);
if( month ){
year = time_systimeyear;
daycode = getDaycode(year);
isLeapYear(year);
displayCalendar(year, month, daycode);
// printf("Compute the month of current year...\n");
/*
insert code for computing month of current year
*/
}
else{
printf("cal: invalid argument '%s'\n", argv[2]);
}
}
else if( strcmp(argv[1], "-y") == 0 ){
year = atoi(argv[2]);
if( year == 0 ) printf("cal: invalid argument '%s'\n", argv[2]);
else if( year > 9999 || year < 1) printf("cal: year `%d' not in range 1..9999\n", year);
else if( year >= 1 && year <= 9999 ){
month = 0;
daycode = getDaycode(year);
isLeapYear(year);
displayCalendar(year, month, daycode);
// printf("Compute the year...\n");
/*
insert code for computing the year
*/
}
else{
printf("cal: invalid argument '%s'\n", argv[2]);
}
}
else{
printf("cal: invalid argument '%s'\n", argv[1]);
}
}
else{
printf("cal: invalid number of arguments\n");
}
}// end of main
// 일정관리 앱
void scheduler() {
// 현재 시간 달력 띄우기
time_t nowTime = time(NULL);
struct tm *t;
t = localtime(&nowTime);
int leapYear;
int year = t->tm_year + 1900;
int month = t->tm_mon + 1;
int day = t->tm_mday;
printf("%d년 %d월 %d일\n\n", year, month, day);
leapYear = getLeapYear(year, month);
printCalendar(year, leapYear, month, day);
while (1) {
int scheduleCount = mScheduleCount;
printf("년도를 입력하세요 : ");
scanf("%d", &year);
// 월 제대로 입력했는지 확인
while(1) {
printf("월을 입력하세요 : ");
scanf("%d", &month);
if (month >= 1 && month <= 12)
break;
else {
printf("다시 입력해주세요.\n");
}
}
//일 제대로 입력했는지 확인
while(1) {
printf("일을 입력하세요 : ");
scanf("%d", &day);
if (day >= 1 && day <= date[month - 1])
break;
else {
if (month == 2) {
if(isLeapYear(year))
if (day == 29)
break;
}
printf("다시 입력해주세요.\n");
}
}
leapYear = getLeapYear(year, month);
// 캘린더 출력
printCalendar(year, leapYear, month, day);
// 일정 겹치는지 확인
int overwrite = 1;
for (int i = 0; i < scheduleCount; i++) {
// 겹침
if (mScheduleYear[i] == year && mScheduleMonth[i] == month && mScheduleDay[i] == day) {
char answer;
printf("해당 날짜에 이미 일정이 있습니다. 덮어 씌우시겠습니까? (Y or N)");
getchar();
answer = getchar();
// 덮어씌우기
if (answer == 'Y' || answer == 'y') {
scheduleCount = i;
overwrite = 1;
}
// 되돌아가기
else
overwrite = 0;
break;
}
}
// 일정 겹쳐서 되돌아가기
if (overwrite == 0)
continue;
printf("일정을 입력하세요 : ");
getchar();
// 일정 입력
fgets(mSchedule[scheduleCount], sizeof(mSchedule[scheduleCount]), stdin);
// fgets는 마지막에 \n도 저장되기에 \n을 제거.
int length = getLength(mSchedule[scheduleCount]);
mSchedule[scheduleCount][length - 1] = '\0';
// 일정 저장
mScheduleYear[scheduleCount] = year;
mScheduleMonth[scheduleCount] = month;
mScheduleDay[scheduleCount] = day;
mScheduleCount++;
// 캘린더 출력
printCalendar(year, leapYear, month, day);
}
}
//--------------------------------------------------------------------------
// dateToDay
// Функция вычисляет номер дня в году по его дате.
// Прототип:
// int dateToDay( int year, int month, int date )
// Параметры:
// year Год.
// month Месяц (0-based).
// date Число (0-based).
// Возвращаемое значение: номер дня в году (0-based).
//--------------------------------------------------------------------------
int dateToDay( int year, int month, int date ) {
int n = date + months[month];
if( month>1 && isLeapYear(year) ) n++;
return n;
}
// 'month' is 0-based.
static int maxDayOfMonth(int year, int month)
{
if (month != 1) // February?
return daysInMonth[month];
return isLeapYear(year) ? 29 : 28;
}
int DateComponents::maxWeekNumberInYear() const
{
int day = dayOfWeek(m_year, 0, 1); // January 1.
return day == Thursday || (day == Wednesday && isLeapYear(m_year)) ? 53 : 52;
}
int32_t
GregorianCalendar::yearLength(int32_t year) const
{
return isLeapYear(year) ? 366 : 365;
}
int32_t
GregorianCalendar::yearLength() const
{
return isLeapYear(internalGet(UCAL_YEAR)) ? 366 : 365;
}
int32_t
GregorianCalendar::monthLength(int32_t month, int32_t year) const
{
return isLeapYear(year) ? kLeapMonthLength[month] : kMonthLength[month];
}
int32_t GregorianCalendar::handleGetYearLength(int32_t eyear) const {
return isLeapYear(eyear) ? 366 : 365;
}
static inline int daysInYear(int year)
{
return 365 + isLeapYear(year);
}
void datetime_decodeDate(DateTime date, int* year, int* month, int* day)
// Input: date = encoded date/time value
// Output: year = 4-digit year
// month = month of year (1-12)
// day = day of month
// Purpose: decodes DateTime value to year-month-day.
{
int D1, D4, D100, D400;
int y, m, d, i, k, t;
D1 = 365; //365
D4 = D1 * 4 + 1; //1461
D100 = D4 * 25 - 1; //36524
D400 = D100 * 4 + 1; //146097
t = (int)(floor (date)) + DateDelta;
if (t <= 0)
{
*year = 0;
*month = 1;
*day = 1;
}
else
{
t--;
y = 1;
while (t >= D400)
{
t -= D400;
y += 400;
}
divMod(t, D100, &i, &d);
if (i == 4)
{
i--;
d += D100;
}
y += i*100;
divMod(d, D4, &i, &d);
y += i*4;
divMod(d, D1, &i, &d);
if (i == 4)
{
i--;
d += D1;
}
y += i;
k = isLeapYear(y);
m = 1;
for (;;)
{
i = DaysPerMonth[k][m-1];
if (d < i) break;
d -= i;
m++;
}
*year = y;
*month = m;
*day = d + 1;
}
}
Date NextDate(const Date &now)
{
if (now.year < MIN_YEAR || now.year > MAX_YEAR)
throw std::out_of_range("INVALID DATE");
if (now.month < 1 || now.month > 12)
throw std::out_of_range("INVALID DATE");
if (now.day < 1 || now.day > 31)
throw std::out_of_range("INVALID DATE");
if (isLeapYear(now.year)) {
if (now.month == 2) {
if (now.day > 29)
throw std::out_of_range("INVALID DATE");
else if (now.day == 29)
return Date(now.year, 3, 1);
else
return Date(now.year, 2, now.day + 1);
}
else if (isSolarMonth(now.month)) {
if (now.day == 31)
if (now.month == 12)
return Date(now.year + 1, 1, 1);
else
return Date(now.year, now.month + 1, 1);
else
return Date(now.year, now.month, now.day + 1);
}
else { // Lunar month
if (now.day > 30)
throw std::out_of_range("INVALID DATE");
else if (now.day == 30)
return Date(now.year, now.month + 1, 1);
else
return Date(now.year, now.month, now.day + 1);
}
}
else {
if (now.month == 2) {
if (now.day > 28)
throw std::out_of_range("INVALID DATE");
else if (now.day == 28)
return Date(now.year, 3, 1);
else
return Date(now.year, 2, now.day + 1);
}
else if (isSolarMonth(now.month)) {
if (now.day == 31)
if (now.month == 12)
return Date(now.year + 1, 1, 1);
else
return Date(now.year, now.month + 1, 1);
else
return Date(now.year, now.month, now.day + 1);
}
else { // Lunar month
if (now.day > 30)
throw std::out_of_range("INVALID DATE");
else if (now.day == 30)
return Date(now.year, now.month + 1, 1);
else
return Date(now.year, now.month, now.day + 1);
}
}
}
