打鱼还是晒网

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打鱼还是晒网

问题描述

某人从1990年1月1日起开始“三天打鱼两天晒网”,问这个人在以后的某一天是在“打鱼”还是“晒网”。

算法

数值计算算法

编写程序

#include <iostream>using namespace std;typedef struct date {int year;int month;int day;}DATE;int runYear(int year){if((year%4==0&&year%100==0)||(year%400==0))    return 1;elsereturn 0;}int countDay(DATE currentDay){int perMonth[13]={0,31,28,31,30,31,30,31,31,30,31,30};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+=currentDay.day;return totalDay;}int main(){int countDay(DATE);int runYear(int);DATE today;int totalDay;int result;cout<<"please input 指定日期 包括年,月,日"<<endl;cin>>today.year>>today.month>>today.day;totalDay=countDay(today);result=totalDay%5;if(result>0&&result<4)    cout<<"今天打渔"<<endl;else    cout<<"今天晒网"<<endl;return 0;

}

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