输出闰年
#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>
int main()//判断闰年
{
int year = 2000;
for (year = 2000; year <= 2500; year++)
{
if ((year % 4 == 0 && year % 100 != 0) ||(year % 100 == 0 && year % 400 == 0))//闰年判断的条件
printf("%d为闰年\n", year);
}
return 0;
}