打鱼还是晒网

#include<stdio.h>
typedef struct date{
int year;
int month;
int day;
}DATE;
int countDay(DATE);
int runYear(int);
int main()
{
DATE today;
int totalday;
int result;
printf("请输入指定的日期（如:2001 2 34): ");
scanf("%d%d%d",&today.year,&today.month,&today.day);
totalday=countDay(today);
result=totalday%5;
if(result>0 && result<4)
printf("%d年%d月%d日出海打鱼",today.year,today.month,today.day);
else
printf("%d年%d月%d日出海晒网",today.year,today.month,today.day);
return 0;
}
int runYear(int year)
{
if((year%4==0 && year%100!=0)||(year%400==0))
return 1;
else
return 0;
}
int countDay(DATE currentDay)
{
int perMonth[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
int totalDay=0,year,i;
for(year =1990;year<=currentDay.year;year++)
{
if(runYear(year))
totalDay=totalDay+366;
else
totalDay=totalDay+365;
}
if(runYear(currentDay.year))
perMonth[2]+=1;
for(i=0;i<currentDay.month;i++)
totalDay+=perMonth[i];
totalDay+=currentDay.day;
return totalDay;
}