*8.(选做题)编写一个C语言程序,从键盘输入年份year和月份month,输出该月份有多少天。
时间: 2023-05-31 15:01:43 浏览: 91
```
#include <stdio.h>
int main() {
int year, month, days;
printf("请输入年份:");
scanf("%d", &year);
printf("请输入月份:");
scanf("%d", &month);
switch(month) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
days = 31;
break;
case 4:
case 6:
case 9:
case 11:
days = 30;
break;
case 2:
if((year%4==0&&year%100!=0)||year%400==0)
days = 29;
else
days = 28;
break;
default:
printf("输入错误!\n");
return 0;
}
printf("%d年%d月有%d天。\n", year, month, days);
return 0;
}
```
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