/*建立Date 類*/
#include<iostream>
using namespace std;
class Date {
private:
    int year, month, day;
public:
    void setDate(int y, int m, int d);//函式宣告
    bool isLeapYear();//判斷閏年的函式宣告
    void print();//列印函式宣告
};
void Date::setDate(int y, int m, int d)//函式定義
{
    year = y;
    month = m;
    day = d;
}
 
bool Date::isLeapYear()//判斷閏年函式定義
{
    return (year % 400 == 0 || year % 4 == 0 )&& year % 100 != 0;
}
void Date:: print()
{
    cout << year << "." << month << "." << day << "." << endl;
}
int main()
{
    Date date1, date2;//建立物件名
    date1.setDate(2000, 10, 1);//
 
為物件賦值
    date2.setDate(2016, 4, 5);
    cout <<"date1"<< ":";
    date1.print();
    cout << "date2" << ":";
    date2.print();
    if (date1.isLeapYear())//呼叫判斷閏年函式
    {
        cout << "date1 is leap year!" << endl;
    }
    else
    {
        cout << "date1 is not leap year!
 
" << endl;
    }
    if (date2.isLeapYear())//...
    {
        cout << "date2 is  leap year!" << endl;
    }
    else
    {
        cout << "date2  is not leap year!" << endl;
    }
    return 0;
}