c++ 判断是否是闰年

#include<iostream>
using namespace std;
int main(int argc, char const *argv[])
{
    int year;
    bool isLeapYear;
    cout<<"Enter the year: ";
    cin>>year;
    isLeapYear = (((year%4==0)&&(year%100!=0))||(year%400==0));
    if(isLeapYear)
    {
        cout<<year<<" is a leap year"<<endl;
    }
    else
    {
        cout<<year<<" is not a leap year"<<endl;
    }

    return 0;
}