用c写一个输入年份和月份,输出改年该月的天数用switch语句
时间: 2023-05-22 21:04:47 浏览: 71
好的,以下是你需要的程序:
#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("输入的月份有误!"); return 0;
}
printf("%d年%d月有%d天\n", year, month, days);
return 0;
}
希望能对你有帮助!
相关问题
用switch语句编写:输入年份和月份输出该月天数
好的,以下是用 switch 语句编写的代码:
```c
#include <stdio.h>
int main() {
int year, month, days;
printf("请输入年份和月份,用空格隔开:");
scanf("%d %d", &year, &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("输入的月份不正确!");
return 0;
}
printf("%d 年 %d 月有 %d 天\n", year, month, days);
return 0;
}
```
希望这个代码能够帮到你!
2. 用scant输入 年份和月份 使用 SWITCH语句 输出该月 所对应的天数(注意判断闰 年!
好的,我可以回答这个问题。以下是代码示例:
#include <stdio.h>
int main() {
int year, month, days;
printf("请输入年份和月份:");
scanf("%d%d", &year, &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("输入的月份有误!\n");
return 0;
}
printf("%d年%d月有%d天。\n", year, month, days);
return 0;
}