LEEP YEARS

判断是否是闰年?

首先要知道怎样判断闰年,

年(分为 普通年

                世纪年)

普通年:years%100!=0;years%4==0 则为闰年;


世纪年:years%100==0;years%400==0 则为闰年;

#include<iostream>
using namespace std;
int main()
{       int n;
	cin>>n;
	if(n%100==0)
	{
		if(n%400==0)
		{
			cout<<"It's leep year!"<<endl;
		}
		else
		{
			cout<<"It's not leep year!"<<endl;
		}
	}
	else
	{
		if(n%4==0)
		{
			cout<<"It's leep year!"<<endl;
		}
		else
		{
			cout<<"It's not leep year!"<<endl;
		}
	}
	return 0;
} 
简单的方法:
#include<iostream>
using namespace std;
int main()
{
	int n;
	cin>>n;
	if(n%100==0&&n%400==0||n%4==0)
	cout<<"It's leep year!"<<endl;
	else
	cout<<"It's not leep year!"<<endl;
	return 0;
}


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转载自blog.csdn.net/lxlxljlj/article/details/79902190