编辑代码

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