题解 | #获得月份天数#
获得月份天数
http://www.nowcoder.com/practice/13aeae34f8ed4697960f7cfc80f9f7f6
#include<stdio.h>
int main()
{
int y,m;
while(scanf("%d %d",&y,&m)!=EOF)
{
switch(m)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:printf("31\n");break;
case 4:
case 6:
case 9:
case 11:printf("30\n");break;
case 2:
if(y%400==0||(y%4==0&&y%100!=0))
printf("29\n");
else printf("28\n");break;
}
}
return 0;
}
判断是否为闰年是主要部分
