作者 jjchen.bbs@bbs.ntnu.edu.tw (陳金進), 看板 mud
標題 MudOS 陰陽曆轉換程式
時間 師大計中(精靈之城) (Sun Mar 9 08:19:03 1997)
路徑 maple!news.cs.nthu!news.cis.nctu!news.cc.nctu!cc.ntnu!elfBBS!bbs
───────────────────────────────────────
/* 本程式是由 黃曉鳴 於 1995/07/25 發表的程式改編的
原程式請見交大資工 BBS 站的 programming 內的精華區
wade 改寫於 1996 03 08
*/
inherit F_CLEAN_UP;
// 這是轉換時必須的資料庫, 如果要增加容許轉換的年份, 就必須
// 查萬年曆, 將之填入本資料庫內...
// 底下是依次序給與說明
// BaseDays 到西曆 1 月 1 日到農曆正月初一的累積日數
// Intercalation 閏月月份. 0==此年沒有閏月
// BaseWeekday 此年西曆 1 月 1 日為星期幾再減 1
// BaseKanChih 此年西曆 1 月 1 日之干支序號減 1
// 後面是農曆年每月之大小, 0==小月(29日), 1==大月(30日)
mixed LunarCal = ({
({ 23, 3, 2, 17, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0 }), /* 1936 */
({ 41, 0, 4, 23, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1 }),
({ 30, 7, 5, 28, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1 }),
({ 49, 0, 6, 33, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 }),
({ 38, 0, 0, 38, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }), /* 1940 */
({ 26, 6, 2, 44, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0 }),
({ 45, 0, 3, 49, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 }),
({ 35, 0, 4, 54, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1 }),
({ 24, 4, 5, 59, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1 }), /* 1944 */
({ 43, 0, 0, 5, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1 }),
({ 32, 0, 1, 10, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1 }),
({ 21, 2, 2, 15, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 }),
({ 40, 0, 3, 20, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 }), /* 1948 */
({ 28, 7, 5, 26, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }),
({ 47, 0, 6, 31, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1 }),
({ 36, 0, 0, 36, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 }),
({ 26, 5, 1, 41, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1 }), /* 1952 */
({ 44, 0, 3, 47, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1 }),
({ 33, 0, 4, 52, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0 }),
({ 23, 3, 5, 57, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1 }),
({ 42, 0, 6, 2, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1 }), /* 1956 */
({ 30, 8, 1, 8, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0 }),
({ 48, 0, 2, 13, 1, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0 }),
({ 38, 0, 3, 18, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1 }),
({ 27, 6, 4, 23, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0 }), /* 1960 */
({ 45, 0, 6, 29, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0 }),
({ 35, 0, 0, 34, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1 }),
({ 24, 4, 1, 39, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0 }),
({ 43, 0, 2, 44, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0 }), /* 1964 */
({ 32, 0, 4, 50, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1 }),
({ 20, 3, 5, 55, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0 }),
({ 39, 0, 6, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0 }),
({ 29, 7, 0, 5, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1 }), /* 1968 */
({ 47, 0, 2, 11, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1 }),
({ 36, 0, 3, 16, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0 }),
({ 26, 5, 4, 21, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1 }),
({ 45, 0, 5, 26, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1 }), /* 1972 */
({ 33, 0, 0, 32, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1 }),
({ 22, 4, 1, 37, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1 }),
({ 41, 0, 2, 42, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1 }),
({ 30, 8, 3, 47, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1 }), /* 1976 */
({ 48, 0, 5, 53, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1 }),
({ 37, 0, 6, 58, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1 }),
({ 27, 6, 0, 3, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0 }),
({ 46, 0, 1, 8, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0 }), /* 1980 */
({ 35, 0, 3, 14, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1 }),
({ 24, 4, 4, 19, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1 }),
({ 43, 0, 5, 24, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1 }),
({ 32, 10, 6, 29, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1 }), /* 1984 */
({ 50, 0, 1, 35, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0 }),
({ 39, 0, 2, 40, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1 }),
({ 28, 6, 3, 45, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0 }),
({ 47, 0, 4, 50, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1 }), /* 1988 */
({ 36, 0, 6, 56, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0 }),
({ 26, 5, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 1 }),
({ 45, 0, 1, 6, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0 }),
({ 34, 0, 2, 11, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0 }), /* 1992 */
({ 22, 3, 4, 17, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0 }),
({ 40, 0, 5, 22, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0 }),
({ 30, 8, 6, 27, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1 }),
({ 49, 0, 0, 32, 0, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1 }), /* 1996 */
({ 37, 0, 2, 38, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1 }),
({ 27, 5, 3, 43, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 1 }),
({ 46, 0, 4, 48, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1 }),
({ 35, 0, 5, 53, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1 }), /* 2000 */
({ 23, 4, 0, 59, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }),
({ 42, 0, 1, 4, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }),
({ 31, 0, 2, 9, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0 }),
({ 21, 2, 3, 14, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1 }), /* 2004 */
({ 39, 0, 5, 20, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1 }),
({ 28, 7, 6, 25, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1 }),
({ 48, 0, 0, 30, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1 }),
({ 37, 0, 1, 35, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1 }), /* 2008 */
({ 25, 5, 3, 41, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 }),
({ 44, 0, 4, 46, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1 }),
({ 33, 0, 5, 51, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }),
({ 22, 4, 6, 56, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 }), /* 2012 */
({ 40, 0, 1, 2, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 }),
({ 30, 9, 2, 7, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1 }),
({ 49, 0, 3, 12, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1 }),
({ 38, 0, 4, 17, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0 }), /* 2016 */
({ 27, 6, 6, 23, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1 }),
({ 46, 0, 0, 28, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0 }),
({ 35, 0, 1, 33, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0 }),
({ 24, 4, 2, 38, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1 }), /* 2020 */
({ 42, 0, 4, 44, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1 }),
({ 31, 0, 5, 49, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0 }),
({ 21, 2, 6, 54, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1 }),
({ 40, 0, 0, 59, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1 }), /* 2024 */
({ 28, 6, 2, 5, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0 }),
({ 47, 0, 3, 10, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1 }),
({ 36, 0, 4, 15, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1 }),
({ 25, 5, 5, 20, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0 }), /* 2028 */
({ 43, 0, 0, 26, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1 }),
({ 32, 0, 1, 31, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0 }),
({ 22, 3, 2, 36, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0 })
});
#define FIRSTYEAR 1936 // 可以轉換的第一年
#define LASTYEAR FIRSTYEAR+sizeof(LunarCal)-1 // 可以轉換的最後一年
// 西曆年每月之日數
int *SolarCal = ({ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 });
/* 西曆年每月之累積日數, 平年與閏年 */
mixed SolarDays = ({
({ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365, 396 }),
({ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366, 397 })
});
int Source; // ==0 則輸入日期為西曆, !=0 則輸入為農曆
int SolarYear; // 輸出或輸入之西曆年份
int SolarMonth; // 西曆月
int SolarDate; // 西曆日
int LunarYear; // 輸出或輸入之農曆年份
int LunarMonth; // 農曆月
int LunarDate; // 農曆日
int Weekday; // 該日為星期幾 ( 0==星期日, 1==星期一, ... )
int Kan; // 該日天干 ( 0==甲, 1==乙, ..., 9==癸 )
int Chih; // 該日地支 ( 0==子, 1==丑, ..., 11==亥 )
// 求此西曆年是否為閏年, 返回 0 為平年, 1 為閏年
int GetLeap (int year)
{
if ( year % 400 == 0 )
return 1;
else if ( year % 100 == 0 )
return 0;
else if ( year % 4 == 0 )
return 1;
else
return 0;
}
// 西曆農曆轉換
int CalConv()
{
int leap, d, sm, y, im, l1, l2, acc, i, lm, kc;
if (Source == 0) {
if ( SolarYear <= FIRSTYEAR || SolarYear > LASTYEAR )
return 1;
sm = SolarMonth - 1;
if ( sm < 0 || sm > 11 )
return 2;
leap = GetLeap( SolarYear );
if ( sm == 1 )
d = leap + 28;
else
d = SolarCal[sm];
if ( SolarDate < 1 || SolarDate > d )
return 3;
y = SolarYear - FIRSTYEAR;
acc = SolarDays[leap][sm] + SolarDate;
Weekday = ( acc + LunarCal[y][2] ) % 7;
kc = acc + LunarCal[y][3];
Kan = kc % 10;
Chih = kc % 12;
if ( acc <= LunarCal[y][0])
{
y--;
LunarYear = SolarYear - 1;
leap = GetLeap( LunarYear );
sm += 12;
acc = SolarDays[leap][sm] + SolarDate;
}
else
LunarYear = SolarYear;
l1 = LunarCal[y][0];
for ( i=0; i<13; i++ )
{
l2 = l1 + LunarCal[y][i+4] + 29;
if ( acc <= l2 )
break;
l1 = l2;
}
LunarMonth = i + 1;
LunarDate = acc - l1;
im = LunarCal[y][1];
if ( im != 0 && LunarMonth > im )
{
LunarMonth--;
if ( LunarMonth == im )
LunarMonth = -im;
}
if ( LunarMonth > 12 )
LunarMonth -= 12;
}
else /* Lunar */
{
if ( LunarYear < FIRSTYEAR || LunarYear >= LASTYEAR )
return 1;
y = LunarYear - FIRSTYEAR;
im = LunarCal[y][1];
lm = LunarMonth;
if ( lm < 0 )
{
if ( lm != -im )
return 2;
}
else if ( lm < 1 || lm > 12 )
return 2;
if ( im != 0 )
{
if ( lm > im )
lm++;
else if ( lm == -im )
lm = im + 1;
}
lm--;
if ( LunarDate > LunarCal[y][lm+4] + 29 )
return 3;
acc = LunarCal[y][0];
for ( i=0; i<lm; i++ )
acc += LunarCal[y][i+4] + 29;
acc += LunarDate;
leap = GetLeap( LunarYear );
for ( i=13; i>=0; i-- )
if ( acc > SolarDays[leap][i] )
break;
SolarDate = acc - SolarDays[leap][i];
if ( i <= 11 )
{
SolarYear = LunarYear;
SolarMonth = i + 1;
}
else
{
SolarYear = LunarYear + 1;
SolarMonth = i - 11;
}
leap = GetLeap( SolarYear );
y = SolarYear - FIRSTYEAR;
acc = SolarDays[leap][SolarMonth-1] + SolarDate;
Weekday = ( acc + LunarCal[y][2]) % 7;
kc = acc + LunarCal[y][3];
Kan = kc % 10;
Chih = kc % 12;
}
return 0;
}
int main(object me, string arg)
{
int yy,mm,dd;
int OK=0;
if (!arg || arg == "" || sscanf (arg, "%d%d%d", yy, mm, dd) != 3) {
write ("語法: lunar 年 月 日\n");
return 1;
}
if (yy <= 2031 && yy >= 1937 && mm <= 12 && mm >= 1 && dd <= 31 && dd >= 1)
{
SolarYear = yy;
SolarMonth = mm;
SolarDate = dd;
Source = 0;
CalConv();
printf ("Year\t: %d\nMonth\t: %d\nDate:\t: %d\n",
LunarYear, LunarMonth, LunarDate);
}
else
printf ("只能查 %d 到 %d 年之間.\n", FIRSTYEAR, LASTYEAR);
return 1;
}