题解

内有详解
#include <iostream>;
using namespace std;
int main(){
int a;
cin>>a;输入星期
switch(a){//swictch函数
case 1:cout<<"Monday";break;//判断星期并输出英文
case 2:cout<<"Tuesday";break;
case 3:cout<<"Wednesday";break;
case 4:cout<<"Thursday";break;
case 5:cout<<"Friday";break;
case 6:cout<<"Saturday";break;
case 7:cout<<"Sunday";break;
}//完成了
return 0;
}