C程序设计 例题 判读某一年是否为闰年（2）

#include<stdio.h>int main(){int year,leap;printf("enter year:");scanf("%d",&year);if(year%4!=0)leap=0;else if(year%100!=0)leap=1;else if(year%400!=0)leap=0;elseleap=1;if(leap)printf("%d is",year);elseprintf("%d is not",year);printf(" a leap year.\n");return 0;}