闰年

 

#include

void main()

{
int year,a;

printf("请输入年份：");

scanf("%d",&year);

if((year/4==0&&year/100!=0)||(year/400==0)) a=1;

else a=0;

if(a=1);

printf("\n%d今年是闰年\n",year);

else

 printf("%d今年是平年\n",year);