#include <stdio.h>
int main() {
/* 定义需要计算的日期 */
int year = 2008;
int month = 8;
int day = 8;
int allDay = 0;
int i;
int monthDay;
for (i=1; i<month; i++) {
switch(i) {
case 1:
monthDay = 31;
break;
case 2:
if (year%400 == 0 || (year%4 == 0 && year%100 != 0)) {
// 为闰年
monthDay = 28;
} else {
monthDay = 29;
}
break;
case 3:
monthDay = 31;
break;
case 4:
monthDay = 30;
break;
case 5:
monthDay = 31;
break;
case 6:
monthDay = 30;
break;
case 7:
monthDay = 31;
break;
case 8:
monthDay = 31;
break;
case 9:
monthDay = 30;
break;
case 10:
monthDay = 31;
break;
case 11:
monthDay = 30;
break;
case 12:
monthDay = 31;
break;
}
allDay += monthDay;
}
allDay += day;
printf("%d年%d月%d日是该年的第%d天", year, month, day, allDay);
return 0;
}