#define _CRT_SECURE_NO_WARNINGS 1
#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<math.h>
int judge(int year)
{
	if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0)
	{
		return 1;
	}
	else
		return 0;
}
int main()
{
	int year = 0;
	printf("请输入想要查询的年份:");
	scanf("%d", &year);
	if (judge(year) == 1)
		printf("%d是闰年.",year);
	if (judge(year) == 0)
		printf("%d不是闰年.",year);
	return 0;

}