#include<stdio.h>

int main()

{

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;

default:printf("一年當中只有12個月");break;

}

sum=sum+day;

if(year%400==0||(year%4==0 && year%100!=0))

flag=1;

else

flag=0;

if(flag==1&&month>2)

sum++;

printf("%d年%d月%d日是該年的第%d天",year,month,day,sum);

return 0;

}