编写程序,输入该年的某月份,输出该月的天数。
#include<iostream>
using namespace std;
int main()
{
int year,month,days;
bool flag=false;
cout<<"请输入年份:";
cin>>year;
cout<<"请输入月份:";
cin>>month;
if(year%4==0 && year%100!=0 || year%400==0)
flag=true;
switch(month)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
{
days=31;
cout<<year<<"年"<<month<<"月有 "<<days<<" 天"<<endl;
break;
}
case 4:
case 6:
case 9:
case 11:
{
days=30;
cout<<year<<"年"<<month<<"月有 "<<days<<" 天"<<endl;
break;
}
case 2:
{
if(flag)
days=29;
else
days=28;
cout<<year<<"年"<<month<<"月有 "<<days<<" 天"<<endl;
break;
}
default:cout<<"月份错误"<<endl;break;
}
return 0;
}
谢谢
不客气