#include <stdio.h>
int main()
{
??? /* 定義需要計(jì)算的日期 */
??? int year = 2008;
??? int month = 8;
??? int day = 8;
??? int sum,flag;
??? switch (month)
{
??? case 1:? sum=0;break;
??? case 2:sum=31;break;
??? case 3:sum=59;break;
??? case 4:sum=90;break;
??? case 5:sum=120;break;
??? case 6:sum=151;break;
??? case 7:sum=181;break;
??? case 8: sum=212;break;
??? case 9:sum=243;break;
??? case 10:sum=273;break;
??? case 11:sum=304;break;
??? case 12:sum=334;break;
}???
??? sum=sum+day;
??? if((year%4==0&&year%100!=0)||year%400==0)
??????? flag=1;
??? else
??????? flag=0;
??? if(flag=1&&month>=3)
??????? sum++;
??? printf("%d年%d月%d號(hào)是該年的第%d天",year,month,day,sum);
??? return 0;
}
??? /*
???? * 請(qǐng)使用switch語句，if...else語句完成本題
???? * 如有想看小編思路的，可以點(diǎn)擊左側(cè)任務(wù)中的“不會(huì)了怎么辦”
???? * 小編還是希望大家獨(dú)立完成哦~
???? */
???