#include <stdio.h>
#include <stdlib.h>
int main()
{
int year;
printf("请输入年份:");
while((scanf("%d",&year))!=EOF)
if(year%4==0&&year%100!=0||year%400==0)
{
printf("%d年是闰年\n",year);
}
else
{
printf("%d不是闰年\n",year);
}
return 0;
}
输出结果