Question

C语言：写一个程序，判断某一年是否为闰年。 用函数的调用来写。

Answer 1

#include <stdio.h>

int leaping(int year);

void main()
{
int year,loop;
printf("input year:");
scanf("%d",&year);
loop = leaping(year);
if(loop)
printf("%d is ",year);
else
printf("%d is not ",year);
printf("a leap year\n");
}
int leaping(int year)
{
if(year%400==0)return 1;
else if(year%4==0&&year%100!=0)
return 1;
else return 0;
}