#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,f;
??? switch(month)
??? {
?????? case 1:sum=0;
?????? break;
??????? case 2:sum+=31;
??????? break;
??????? case 3:sum+=28;
??????? break;
??????? case 4:sum+=31;
??????? break;
??????? case 5:sum+=30;
??????? break;
??????? case 6:sum+=31;
??????? break;
??????? case 7:sum+=30;
??????? break;
??????? case 8:sum+=31;
??????? break;
??????? case 9:sum+=31;
??????? break;
??????? case 10:sum+=30;
??????? break;
??????? case 11:sum+=31;
??????? break;
??????? case 12:sum+=30;
??????? break;
??????? case 13:sum+=31;
??????? break;
???????
??? }
??? sum+=day;
??? if(year%4==0)
??? {
??????? f=1;}
??? else
??? {f=0;}
??? if(f==1&&month>2)
??? sum++;
???
??? printf("2008年8月8日是該年的第%d天\n",sum);

?return 0;
}