#includeint main() {int year,leap; printf("请输入year:"); scanf("%d",&year); if((year%4==0&&year%100!=0)||year%400==0) leap=1; else leap=0; if(leap==1) printf("year是闰年 %d",year); else printf("year不是闰年 %d",year); return 0; }

#includeint main() {int year,leap; printf("请输入year:"); scanf("%d",&year); if((year%4==0&&year%100!=0)||year%400==0) leap=1; else leap=0; if(leap==1) printf("year是闰年 %d",year); else printf("year不是闰年 %d",year); return 0; }