View Code of Problem 28

#include<stdio.h>
#include<math.h>
int main(){
	int a;
	while(scanf("%d",&a)!=EOF)
	{
		if(a%4==0&&a%100!=0||a%400==0)//判断闰年普通年分能整除4但不能整除100，世纪年能整除400
			printf("Leap Year");
		else
			printf("Not Leap Year\n");
	}
	return 0;
}