二十四节气 c语言,用C语言实现农历表和二十四节气的算法

#includevoid DateTrans(char *chDate,int *nYear,int *nMonth,int *nDay); // 1

int IsLeapYear(int nYear); // 2

int GetWeekOfFirstday(int nYear); // 3

int GetWeek(int nYear,int nMonth,int nDay,int nWeekOfFirstday); // 4

void PrintCalendar(int nWeek,int nDay,int nMonthDays,char *chDate); // 5

void DateTrans(char *chDate,int *nYear,int *nMonth,int *nDay) // 1

{

*nYear=(chDate[0]-'0')*1000+(chDate[1]-'0')*100+(chDate[2]-'0')*10+chDate[3]-'0';

*nMonth=(chDate[5]-'0')*10+chDate[6]-'0';

*nDay=(chDate[8]-'0')*10+chDate[9]-'0';

}

int IsLeapYear(int nYear) // 2

{

if(nYear%4==0)

return 1;

else

return 0;

}

int GetWeekOfFirstday(int nYear) // 3

{

if(nYear>2000)

return ((nYear-2001)*365+(nYear-2001)/4+1)%7;

else if(nYear<2000)

return 6-((2000-nYear)*